{"title":"Lead-Free Check Valves","description":"\u003cp\u003eThis collection groups lead-free brass check valves that the manufacturer identifies as meeting NSF\/ANSI\/CAN 372 for lead content. It includes swing and inline (spring) styles with threaded, copper-sweat, and IPS-threaded connections, from 3\/4 in. to 4 in. NSF\/ANSI\/CAN 372 concerns lead content only; it is not a statement of potable-water certification, pressure or temperature rating, or any other performance or certification. Where a lead-content listing is required for a project, confirm the specific SKU's documentation.\u003c\/p\u003e\n\u003ch3\u003eWhat is grouped here\u003c\/h3\u003e\n\u003cp\u003eEach valve in this collection is a lead-free brass body the manufacturer lists for NSF\/ANSI\/CAN 372 lead content. The group spans copper-sweat and female-NPT swing checks and IPS-threaded inline spring checks. For the full brass range, including standard (non-lead-free) brass, see the \u003ca href=\"\/collections\/brass-check-valves\"\u003ebrass check valves\u003c\/a\u003e collection.\u003c\/p\u003e\n\u003ch3\u003eChoosing a lead-free check valve\u003c\/h3\u003e\n\u003cp\u003eThe \u003ca href=\"\/pages\/check-valve-types-explained\"\u003echeck valve types guide\u003c\/a\u003e compares swing and inline bodies, and the \u003ca href=\"\/pages\/check-valve-sizing-guide\"\u003esizing guide\u003c\/a\u003e covers valve size. For any requirement beyond lead content, confirm the specific listing against the manufacturer data — email sales@apexflowsolutions.com.\u003c\/p\u003e","products":[{"product_id":"3-4-in-lead-free-brass-swing-check-valve-female-npt-940353lf","title":"3\/4 in. Lead-Free Brass Swing Check Valve, Female NPT","description":"\u003cp\u003eThe \u003cstrong\u003e3\/4 in. Lead-Free Brass Swing Check Valve\u003c\/strong\u003e (940353LF) is a lead-free brass swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Female NPT connections for threaded installation.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e3\/4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eFemale NPT x Female NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eFemale NPT connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (FIP x FIP) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940352LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3\/4 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-in-lead-free-brass-swing-check-valve-female-npt-940354lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-female-npt-940355lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-female-npt-940356lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-female-npt-940357lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-1-2-in-lead-free-brass-swing-check-valve-ips-threaded-940358lf\"\u003e2-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-swing-check-valve-ips-threaded-940359lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/4-in-lead-free-brass-swing-check-valve-ips-threaded-940360lf\"\u003e4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed copper (sweat) connections instead of threaded? See the \u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003eCopper x Copper Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246017751,"sku":"940353LF","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940353LF.jpg?v=1783972482"},{"product_id":"1-in-lead-free-brass-swing-check-valve-female-npt-940354lf","title":"1 in. Lead-Free Brass Swing Check Valve, Female NPT","description":"\u003cp\u003eThe \u003cstrong\u003e1 in. Lead-Free Brass Swing Check Valve\u003c\/strong\u003e (940354LF) is a lead-free brass swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Female NPT connections for threaded installation.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e1 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eFemale NPT x Female NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eFemale NPT connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (FIP x FIP) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940352LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-female-npt-940353lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-female-npt-940355lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-female-npt-940356lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-female-npt-940357lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-1-2-in-lead-free-brass-swing-check-valve-ips-threaded-940358lf\"\u003e2-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-swing-check-valve-ips-threaded-940359lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/4-in-lead-free-brass-swing-check-valve-ips-threaded-940360lf\"\u003e4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed copper (sweat) connections instead of threaded? See the \u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003eCopper x Copper Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246050519,"sku":"940354LF","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940354LF.jpg?v=1783972482"},{"product_id":"1-1-4-in-lead-free-brass-swing-check-valve-female-npt-940355lf","title":"1-1\/4 in. Lead-Free Brass Swing Check Valve, Female NPT","description":"\u003cp\u003eThe \u003cstrong\u003e1-1\/4 in. Lead-Free Brass Swing Check Valve\u003c\/strong\u003e (940355LF) is a lead-free brass swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Female NPT connections for threaded installation.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e1-1\/4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eFemale NPT x Female NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eFemale NPT connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (FIP x FIP) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940352LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-female-npt-940353lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-in-lead-free-brass-swing-check-valve-female-npt-940354lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1-1\/4 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-female-npt-940356lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-female-npt-940357lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-1-2-in-lead-free-brass-swing-check-valve-ips-threaded-940358lf\"\u003e2-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-swing-check-valve-ips-threaded-940359lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/4-in-lead-free-brass-swing-check-valve-ips-threaded-940360lf\"\u003e4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed copper (sweat) connections instead of threaded? See the \u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003eCopper x Copper Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246116055,"sku":"940355LF","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940355LF.jpg?v=1783972482"},{"product_id":"1-1-2-in-lead-free-brass-swing-check-valve-female-npt-940356lf","title":"1-1\/2 in. Lead-Free Brass Swing Check Valve, Female NPT","description":"\u003cp\u003eThe \u003cstrong\u003e1-1\/2 in. Lead-Free Brass Swing Check Valve\u003c\/strong\u003e (940356LF) is a lead-free brass swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Female NPT connections for threaded installation.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e1-1\/2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eFemale NPT x Female NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eFemale NPT connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (FIP x FIP) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940352LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-female-npt-940353lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-in-lead-free-brass-swing-check-valve-female-npt-940354lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-female-npt-940355lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1-1\/2 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-female-npt-940357lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-1-2-in-lead-free-brass-swing-check-valve-ips-threaded-940358lf\"\u003e2-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-swing-check-valve-ips-threaded-940359lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/4-in-lead-free-brass-swing-check-valve-ips-threaded-940360lf\"\u003e4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed copper (sweat) connections instead of threaded? See the \u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003eCopper x Copper Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246148823,"sku":"940356LF","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940356LF.jpg?v=1783972482"},{"product_id":"2-in-lead-free-brass-swing-check-valve-female-npt-940357lf","title":"2 in. Lead-Free Brass Swing Check Valve, Female NPT","description":"\u003cp\u003eThe \u003cstrong\u003e2 in. Lead-Free Brass Swing Check Valve\u003c\/strong\u003e (940357LF) is a lead-free brass swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Female NPT connections for threaded installation.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eFemale NPT x Female NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eFemale NPT connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (FIP x FIP) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940352LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-female-npt-940353lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-in-lead-free-brass-swing-check-valve-female-npt-940354lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-female-npt-940355lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-female-npt-940356lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e2 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-1-2-in-lead-free-brass-swing-check-valve-ips-threaded-940358lf\"\u003e2-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-swing-check-valve-ips-threaded-940359lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/4-in-lead-free-brass-swing-check-valve-ips-threaded-940360lf\"\u003e4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed copper (sweat) connections instead of threaded? See the \u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003eCopper x Copper Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246181591,"sku":"940357LF","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940357LF.jpg?v=1783972482"},{"product_id":"2-1-2-in-lead-free-brass-swing-check-valve-ips-threaded-940358lf","title":"2-1\/2 in. Lead-Free Brass Swing Check Valve, IPS Threaded","description":"\u003cp\u003eThe \u003cstrong\u003e2-1\/2 in. Lead-Free Brass IPS Swing Check Valve\u003c\/strong\u003e (940358LF) is a lead-free brass swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. IPS threaded connections for threaded installation.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e2-1\/2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eIPS Threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eIPS threaded connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (FIP x FIP) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940352LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-female-npt-940353lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-in-lead-free-brass-swing-check-valve-female-npt-940354lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-female-npt-940355lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-female-npt-940356lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-female-npt-940357lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e2-1\/2 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-swing-check-valve-ips-threaded-940359lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/4-in-lead-free-brass-swing-check-valve-ips-threaded-940360lf\"\u003e4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed copper (sweat) connections instead of threaded? See the \u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003eCopper x Copper Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246214359,"sku":"940358LF","price":147.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940358LF.jpg?v=1783972482"},{"product_id":"3-in-lead-free-brass-swing-check-valve-ips-threaded-940359lf","title":"3 in. Lead-Free Brass Swing Check Valve, IPS Threaded","description":"\u003cp\u003eThe \u003cstrong\u003e3 in. Lead-Free Brass IPS Swing Check Valve\u003c\/strong\u003e (940359LF) is a lead-free brass swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. IPS threaded connections for threaded installation.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e3 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eIPS Threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eIPS threaded connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (FIP x FIP) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940352LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-female-npt-940353lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-in-lead-free-brass-swing-check-valve-female-npt-940354lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-female-npt-940355lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-female-npt-940356lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-female-npt-940357lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-1-2-in-lead-free-brass-swing-check-valve-ips-threaded-940358lf\"\u003e2-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/4-in-lead-free-brass-swing-check-valve-ips-threaded-940360lf\"\u003e4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed copper (sweat) connections instead of threaded? See the \u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003eCopper x Copper Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246247127,"sku":"940359LF","price":236.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940358LF_b64136a7-537a-45ce-afa9-93725d8cbfe1.jpg?v=1786076737"},{"product_id":"4-in-lead-free-brass-swing-check-valve-ips-threaded-940360lf","title":"4 in. Lead-Free Brass Swing Check Valve, IPS Threaded","description":"\u003cp\u003eThe \u003cstrong\u003e4 in. Lead-Free Brass IPS Swing Check Valve\u003c\/strong\u003e (940360LF) is a lead-free brass swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. IPS threaded connections for threaded installation.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eIPS Threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eIPS threaded connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (FIP x FIP) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940352LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-female-npt-940353lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940353LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-in-lead-free-brass-swing-check-valve-female-npt-940354lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940354LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-female-npt-940355lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940355LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-female-npt-940356lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940356LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-female-npt-940357lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940357LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-1-2-in-lead-free-brass-swing-check-valve-ips-threaded-940358lf\"\u003e2-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940358LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-swing-check-valve-ips-threaded-940359lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940359LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e4 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940360LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed copper (sweat) connections instead of threaded? See the \u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003eCopper x Copper Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246279895,"sku":"940360LF","price":338.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940358LF_11f10775-086c-421b-bbbb-46428d2778e6.jpg?v=1786076737"},{"product_id":"3-4-in-lead-free-brass-check-valve-944431lf","title":"3\/4 in. Lead-Free Brass Check Valve","description":"\u003cp\u003eThe \u003cstrong\u003e3\/4 in. Lead-Free Brass Check Valve\u003c\/strong\u003e (944431LF) is a lead-free brass check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Standard threaded connections for installation in potable water supply lines.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e944431LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e3\/4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eInline check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eInline check valve design for backflow prevention\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Inline Check Valve is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-lead-free-check-valve-944430lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944430LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3\/4 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e944431LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-lead-free-check-valve-944432lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944432LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-check-valve-944433lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944433LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-check-valve-944434lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944434LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-check-valve-944435lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944435LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-check-valve-ips-threaded-944437lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944437LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246312663,"sku":"944431LF","price":33.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_944431LF.jpg?v=1783972483"},{"product_id":"1-1-4-in-lead-free-brass-check-valve-944433lf","title":"1-1\/4 in. Lead-Free Brass Check Valve","description":"\u003cp\u003eThe \u003cstrong\u003e1-1\/4 in. Lead-Free Brass Check Valve\u003c\/strong\u003e (944433LF) is a lead-free brass check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Standard threaded connections for installation in potable water supply lines.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e944433LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e1-1\/4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eInline check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eInline check valve design for backflow prevention\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Inline Check Valve is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-lead-free-check-valve-944430lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944430LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-check-valve-944431lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944431LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-lead-free-check-valve-944432lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944432LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1-1\/4 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e944433LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-check-valve-944434lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944434LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-check-valve-944435lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944435LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-check-valve-ips-threaded-944437lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944437LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246345431,"sku":"944433LF","price":52.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_944433LF.jpg?v=1783972483"},{"product_id":"1-1-2-in-lead-free-brass-check-valve-944434lf","title":"1-1\/2 in. Lead-Free Brass Check Valve","description":"\u003cp\u003eThe \u003cstrong\u003e1-1\/2 in. Lead-Free Brass Check Valve\u003c\/strong\u003e (944434LF) is a lead-free brass check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Standard threaded connections for installation in potable water supply lines.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e944434LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e1-1\/2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eInline check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eInline check valve design for backflow prevention\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Inline Check Valve is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-lead-free-check-valve-944430lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944430LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-check-valve-944431lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944431LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-lead-free-check-valve-944432lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944432LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-check-valve-944433lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944433LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1-1\/2 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e944434LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-check-valve-944435lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944435LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-check-valve-ips-threaded-944437lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944437LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246378199,"sku":"944434LF","price":60.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_944434LF.jpg?v=1783972493"},{"product_id":"2-in-lead-free-brass-check-valve-944435lf","title":"2 in. Lead-Free Brass Check Valve","description":"\u003cp\u003eThe \u003cstrong\u003e2 in. Lead-Free Brass Check Valve\u003c\/strong\u003e (944435LF) is a lead-free brass check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Standard threaded connections for installation in potable water supply lines.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e944435LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eInline check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eInline check valve design for backflow prevention\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Inline Check Valve is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-lead-free-check-valve-944430lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944430LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-check-valve-944431lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944431LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-lead-free-check-valve-944432lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944432LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-check-valve-944433lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944433LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-check-valve-944434lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944434LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e2 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e944435LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-in-lead-free-brass-check-valve-ips-threaded-944437lf\"\u003e3 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944437LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246410967,"sku":"944435LF","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_944435LF.jpg?v=1783972494"},{"product_id":"3-in-lead-free-brass-check-valve-ips-threaded-944437lf","title":"3 in. Lead-Free Brass Check Valve, IPS Threaded","description":"\u003cp\u003eThe \u003cstrong\u003e3 in. Lead-Free Brass IPS Inline Check Valve\u003c\/strong\u003e (944437LF) is a lead-free brass check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. IPS threaded connections for installation in potable water supply lines.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e944437LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e3 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eInline check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eIPS Threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eInline check valve design for backflow prevention\u003c\/li\u003e\n\u003cli\u003eIPS threaded connections for straightforward threaded installation\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Inline Check Valve is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-lead-free-check-valve-944430lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944430LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-check-valve-944431lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944431LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-lead-free-check-valve-944432lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944432LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-check-valve-944433lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944433LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-check-valve-944434lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944434LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-check-valve-944435lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e944435LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e944437LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246443735,"sku":"944437LF","price":191.99,"currency_code":"USD","in_stock":true}]},{"product_id":"3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf","title":"3\/4 in. Lead-Free Brass Swing Check Valve, Copper x Copper","description":"\u003cp\u003eThe \u003cstrong\u003e3\/4 in. Copper x Copper Swing Check Valve, Lead-Free\u003c\/strong\u003e (940363LF) is a lead-free swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Copper x copper (solder) end connections for direct installation in copper water supply piping.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940363LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e3\/4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eCopper x Copper (solder)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eCopper x copper (solder) connections for direct installation in copper piping\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (Copper x Copper) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-cxc-swing-check-valve-lead-free-940362lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940362LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e3\/4 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940363LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-cxc-swing-check-valve-lead-free-940364lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940364LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940365lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940365LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-copper-x-copper-940366lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940366LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-copper-x-copper-940367lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940367LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed threaded (FIP) connections instead of solder? See the \u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003eFIP x FIP Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246476503,"sku":"940363LF","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940363LF.jpg?v=1783972494"},{"product_id":"1-1-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940365lf","title":"1-1\/4 in. Lead-Free Brass Swing Check Valve, Copper x Copper","description":"\u003cp\u003eThe \u003cstrong\u003e1-1\/4 in. Copper x Copper Swing Check Valve, Lead-Free\u003c\/strong\u003e (940365LF) is a lead-free swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Copper x copper (solder) end connections for direct installation in copper water supply piping.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940365LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e1-1\/4 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eCopper x Copper (solder)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eCopper x copper (solder) connections for direct installation in copper piping\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (Copper x Copper) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-cxc-swing-check-valve-lead-free-940362lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940362LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940363LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-cxc-swing-check-valve-lead-free-940364lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940364LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1-1\/4 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940365LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-copper-x-copper-940366lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940366LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-copper-x-copper-940367lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940367LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed threaded (FIP) connections instead of solder? See the \u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003eFIP x FIP Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246509271,"sku":"940365LF","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940365LF.jpg?v=1783972494"},{"product_id":"2-in-lead-free-brass-swing-check-valve-copper-x-copper-940367lf","title":"2 in. Lead-Free Brass Swing Check Valve, Copper x Copper","description":"\u003cp\u003eThe \u003cstrong\u003e2 in. Copper x Copper Swing Check Valve, Lead-Free\u003c\/strong\u003e (940367LF) is a lead-free swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Copper x copper (solder) end connections for direct installation in copper water supply piping.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940367LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eCopper x Copper (solder)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eCopper x copper (solder) connections for direct installation in copper piping\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (Copper x Copper) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-cxc-swing-check-valve-lead-free-940362lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940362LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940363LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-cxc-swing-check-valve-lead-free-940364lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940364LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940365lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940365LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-2-in-lead-free-brass-swing-check-valve-copper-x-copper-940366lf\"\u003e1-1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940366LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e2 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940367LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed threaded (FIP) connections instead of solder? See the \u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003eFIP x FIP Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246542039,"sku":"940367LF","price":52.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940367LF.jpg?v=1783972494"},{"product_id":"1-1-2-in-lead-free-brass-swing-check-valve-copper-x-copper-940366lf","title":"1-1\/2 in. Lead-Free Brass Swing Check Valve, Copper x Copper","description":"\u003cp\u003eThe \u003cstrong\u003e1-1\/2 in. Copper x Copper Swing Check Valve, Lead-Free\u003c\/strong\u003e (940366LF) is a lead-free swing check valve suitable for potable water supply lines — lead-free per the federal Safe Drinking Water Act definition; certification documents available on request. Copper x copper (solder) end connections for direct installation in copper water supply piping.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e940366LF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e1-1\/2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Type\u003c\/td\u003e\n\u003ctd\u003eSwing check valve, lead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnd Connections\u003c\/td\u003e\n\u003ctd\u003eCopper x Copper (solder)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Material\u003c\/td\u003e\n\u003ctd\u003eLead-Free Brass (≤0.25% Pb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003e200 psi WOG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003eFull manufacturer spec sheet available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLead-free brass body — ≤0.25% lead by weighted average, meets the federal Reduction of Lead in Drinking Water Act (2014)\u003c\/li\u003e\n\u003cli\u003eSwing check design — full port, low headloss when open\u003c\/li\u003e\n\u003cli\u003eCopper x copper (solder) connections for direct installation in copper piping\u003c\/li\u003e\n\u003cli\u003eSuitable for potable water supply lines — new construction, repairs, and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cp\u003ePotable water distribution, domestic water supply, and municipal service lines where lead-free certification is required by code. Backflow prevention on pump discharge and supply lines feeding drinking water systems.\u003c\/p\u003e\n\u003ch2\u003eTechnical Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/how-to-choose-the-right-valve\"\u003eHow to Choose the Right Valve for Your Application\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/check-valve-types-explained\"\u003eCheck Valve Types Explained (Swing vs. Spring vs. Wafer)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOther Sizes in This Series\u003c\/h2\u003e\n\u003cp\u003eThe Lead-Free Brass Swing Check Valve (Copper x Copper) is available in the following sizes:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/12-cxc-swing-check-valve-lead-free-940362lf\"\u003e1\/2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940362LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/3-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940363lf\"\u003e3\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940363LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-cxc-swing-check-valve-lead-free-940364lf\"\u003e1 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940364LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/1-1-4-in-lead-free-brass-swing-check-valve-copper-x-copper-940365lf\"\u003e1-1\/4 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940365LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e1-1\/2 in. (this page)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e940366LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/2-in-lead-free-brass-swing-check-valve-copper-x-copper-940367lf\"\u003e2 in.\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e940367LF\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNeed threaded (FIP) connections instead of solder? See the \u003ca href=\"\/products\/12-fip-swing-check-valve-lead-free-940352lf\"\u003eFIP x FIP Lead-Free Swing Check series\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- apex-guide-links --\u003e\n\u003cdiv style=\"margin-top:24px;padding:16px 20px;border:1px solid #ddd;border-radius:6px;background:#fafafa;\"\u003e\n\u003ch3 style=\"margin:0 0 10px;font-size:1.05rem;\"\u003eExpert Guides for This Product\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-installation-direction-orientation\"\u003eCheck Valve Orientation \u0026amp; Installation\u003c\/a\u003e — flow direction and mounting rules\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-sizing-guide\"\u003eCheck Valve Sizing Guide\u003c\/a\u003e — why line size isn't valve size\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-slamming-water-hammer\"\u003eSlamming \u0026amp; Water Hammer\u003c\/a\u003e — causes and fixes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-leaking-diagnosis\"\u003eCheck Valve Leaking?\u003c\/a\u003e — diagnose and fix it\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/check-valve-chattering-noise\"\u003eCheck Valve Chattering\u003c\/a\u003e — the sizing problem nobody checks\u003c\/li\u003e\n\u003cli\u003e\n\u003ca style=\"color:#FE8C03\" href=\"\/pages\/buna-vs-viton-check-valve-seats\"\u003eBuna vs. Viton Seats\u003c\/a\u003e — which elastomer fits your media\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- \/apex-guide-links --\u003e\u003cdiv class=\"afs-guide-box\"\u003e\u003cp\u003eSelection reference: \u003ca href=\"\/pages\/swing-check-valve-guide\"\u003eswing check valve guide\u003c\/a\u003e — compare materials, sizes, and installation considerations.\u003c\/p\u003e\u003c\/div\u003e","brand":"Midland Industries","offers":[{"title":"Default Title","offer_id":49429246640343,"sku":"940366LF","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/4152\/8791\/files\/MIDLANDINDUSTRIES_940365LF_a0923a2d-ca9d-4e26-9dcb-602638b99572.jpg?v=1786076737"}],"url":"https:\/\/apexflowsolutions.com\/collections\/lead-free-check-valves.oembed","provider":"Apex Flow Solutions","version":"1.0","type":"link"}