{"title":"Check Valves","description":"\u003cp\u003e\u003cstrong\u003eCheck Valves\u003c\/strong\u003e, also known as non-return valves, allow fluid flow in one direction while preventing backflow in the opposite direction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCheck valves\u003c\/strong\u003e are wildly used to prevent backflow, protect pumps and compressors, control flow direction, ensure water supply safety in plumbing systems, and maintain efficiency in various fluid based applications.\u003c\/p\u003e","products":[{"product_id":"inline-stainless-steel-check-valve-1-4-mpt-inlet-x-1-4-mpt-outlet","title":"Inline Stainless Steel Check Valve - 1\/4\" MPT Inlet x 1\/4\" MPT Outlet","description":"\u003cp\u003eCheck valves are spring-activated, poppet style design to create a positive seal to prevent reverse flow and cross contamination.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e  \u003cli\u003e\n\u003cstrong\u003eMaterial: \u003c\/strong\u003eStainless Steel\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 1\/4\" MPT Inlet x 1\/4\" MPT Outlet\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1½\" x 9\/16\" Hex\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eCracking Pressure:\u003c\/strong\u003e 1.0 psi +\/- 1\/2 psi\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eFlow Rates:\u003c\/strong\u003e 1.28 gpm @ 5 psi, 1.92 gpm @ 10 psi, 2.36 gpm @ 15 psi, 2.8 gpm @ 20 psi\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eO-Rings:\u003c\/strong\u003e Buna-N FDA grade (Viton available by special order)\u003c\/li\u003e  \u003c\/ul\u003e","brand":"Hydronamic Engineering","offers":[{"title":"Single","offer_id":13249218445355,"sku":"CV14S-MM","price":14.17,"currency_code":"USD","in_stock":true},{"title":"Bag of 10","offer_id":41718481911992,"sku":"CV14S-MM:10PK","price":126.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/wfuxlhvswz76epdnwyem_bebf63f6-f393-4208-b6ba-69f61bc26a5b.jpg?v=1793004616"},{"product_id":"brass-swing-check-valve-1-2-x-1-2-fpt","title":"Brass Swing Check Valve 1\/2 x 1\/2  FPT","description":"This Brass Swing Check Valve is constructed of heavy duty brass for long lasting reliability and corrosion resistance. 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Fresh Water Systems, Inc acknowledges and confirms that it has not been granted any license or authority from Watts Water Technologies, Inc to use the mark, and further confirms that any and all use of the mark on this site is for identification and descriptive purposes only and such use is not intended to, does not, and shall not be deemed to imply any association or affiliation between Watts Water Technologies, Inc. and Fresh Water Systems, Inc. of any nature whatsoever.\u003c\/i\u003e\u003c\/b\u003e","brand":"Watts","offers":[{"title":"Single","offer_id":13249608319019,"sku":"DCV-0072204","price":71.52,"currency_code":"USD","in_stock":true},{"title":"Box of 25","offer_id":41245531537592,"sku":"DCV-0072204:25PK","price":1788.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/nfy3xsnvkuv7zy4jf1pb_8ba7e9ce-2f65-4f0c-9967-5a17d26e503d.jpg?v=1793005483"},{"product_id":"inline-brass-check-valve-3-8-mpt-x-3-8-mpt","title":"Inline Brass Check Valve - 3\/8\" MPT x 3\/8\" MPT","description":"\u003cp\u003eCheck valves are spring-activated, poppet style design to create a positive seal to prevent reverse flow and cross contamination.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e:\u003c\/p\u003e  \u003cul\u003e  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1.5\" x 9\/16\" Hex\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eCracking Pressure:\u003c\/strong\u003e 1.0 psi +\/- 0.5 psi\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eConnections:\u003c\/strong\u003e 3\/8\" MPT Inlet x 3\/8\" MPT Outlet\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eO-Rings:\u003c\/strong\u003eBuna-N FDA grade (Viton available by special order)\u003c\/li\u003e  \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eFlow Rates:\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e  \u003cli\u003e1.28 gpm @ 5 psi\u003c\/li\u003e  \u003cli\u003e1.92 gpm @ 10 psi\u003c\/li\u003e  \u003cli\u003e2.36 gpm @ 15 psi\u003c\/li\u003e  \u003cli\u003e2.8 gpm @ 20 psi\u003c\/li\u003e  \u003c\/ul\u003e","brand":"Hydronamic Engineering","offers":[{"title":"Single","offer_id":13249711538219,"sku":"CV38B-MM","price":8.46,"currency_code":"USD","in_stock":true},{"title":"Bag of 10","offer_id":41718470049976,"sku":"CV38B-MM:10PK","price":72.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/hvpvksanwqqosqivlmik_a501ba13-43be-4d66-b402-dcc325d38c2a.jpg?v=1793003958"},{"product_id":"stenner-check-valve-santoprene-duckbill-ferrule-3-8-inch","title":"Stenner Check Valve, Santoprene Duckbill, ferrule 3\/8 inch","description":"The \u003cb\u003eStenner \u003c\/b\u003echeck valve is used to inject chemicals into your pipeline. 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Gray PVC with 1 psi stainless spring and ball is the standard configuration. PVC is a NSF Standard 61 Approved Material. Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for chemical resistance applications. MakroBlend is an NSF Standard 51 Approved Material. Hastelloy is a superior chemically resistant spring material. Teflon® balls are standard with Hastelloy springs for chemical resistance applications. \u003cb\u003eOptions are available by special order with a minimum order of 100 units. 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This rebrand does not affect the part numbers. However, during the transition the product and packaging that you order may be branded as SeaTech or Watts AquaLock. The color will also vary. The size and specs of the products as well as the part numbers will remain the same.\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eFeatures\u003c\/b\u003e:  \u003cul\u003e\n\u003cli\u003eManufactured in Brass\u003c\/li\u003e\n\u003cli\u003eEPDM O-ring\u003c\/li\u003e\n\u003cli\u003eFDA Approved Materials\u003c\/li\u003e\n\u003cli\u003eCertified to NSF-61 for drinking water\u003c\/li\u003e\n\u003cli\u003eMax Temp: 140ºF@100psi\/75ºF@250psi\u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003e  Also Known As: Watts 81902580 \u003c\/b\u003e\u003ccenter\u003e\u003cimg src=\"http:\/\/assets.freshwatersystems.com\/image\/upload\/s--yUo1SzL2--\/ntdwbnqxfgjhxc8moggq.jpg\"\u003e\u003c\/center\u003e","brand":"Watts AquaLock\/SeaTech","offers":[{"title":"Single","offer_id":13250223636523,"sku":"1235-0815","price":19.32,"currency_code":"USD","in_stock":true},{"title":"6-Pack","offer_id":13602998026283,"sku":"1235-0815:6PK","price":115.05,"currency_code":"USD","in_stock":true},{"title":"10-Pack","offer_id":13602998059051,"sku":"1235-0815:10PK","price":188.5,"currency_code":"USD","in_stock":true},{"title":"20-Pack","offer_id":13602998091819,"sku":"1235-0815:20PK","price":370.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/dxccrhydcoztz7sdwd4o_d5254440-7d53-4def-b733-a8e4d512672a.jpg?v=1793004917"},{"product_id":"john-guest-double-check-valve-15mm","title":"John Guest Double Check Valve - 15mm","description":"The John Guest double check valve ensures water only flows in one direction to prevent backflow. 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Gray PVC with 1 psi stainless spring and ball is the standard configuration. PVC is a NSF Standard 61 Approved Material. Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for chemical resistance applications. MakroBlend is an NSF Standard 51 Approved Material. Hastelloy is a superior chemically resistant spring material. Teflon® balls are standard with Hastelloy springs for chemical resistance applications.\u003cbr\u003e\u003cbr\u003eOptions are available by special order with a minimum order of 100 units. 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Gray PVC with 1 psi stainless spring and ball is the standard configuration. PVC is a NSF Standard 61 Approved Material. Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for chemical resistance applications. MakroBlend is an NSF Standard 51 Approved Material. Hastelloy is a superior chemically resistant spring material. Teflon® balls are standard with Hastelloy springs for chemical resistance applications. \u003cbr\u003e\u003cbr\u003eOptions are available by special order with a minimum order of 100 units. Please call to place a special order with varying options.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial Options:\u003c\/b\u003e Gray PVC (Standard), White PVC, White Polypropylene, Black Nylon,White Nylon, MakroBlend, Black PVDF (Kynar®)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSeal Options:\u003c\/b\u003e Buna-N (Standard), Ethylene Propylene, Fluoroelastomer (Viton®)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnd Options:\u003c\/b\u003e 1\/8, 1\/4 Male and Female NPT1\/8, 1\/4, 5\/16, 3\/8, 1\/2 Hose Barb1\/8, 1\/4 JACO1\/4, 3\/8 SMC Push-To-Connect3\/8 BIB (Smooth Barb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCracking Pressure:\u003c\/b\u003e1 psi (Standard), 1\/3, 1.5, 3, 5, 7, 10, 12 psi or No Spring, Hastelloy Spring - 1\/3, 1, 5, 12 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBall Material\u003c\/b\u003e 316 Stainless Ball with 302 Stainless Spring (Standard), Teflon® Ball with Hastelloy Spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMax Pressure:\u003c\/b\u003e 125 psi\u003cbr\u003e\u003cb\u003eMax Temperature\u003c\/b\u003e 140° F\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SMC","offers":[{"title":"Single","offer_id":13250664071211,"sku":"5721290","price":11.72,"currency_code":"USD","in_stock":true},{"title":"10 Pack","offer_id":40568245616824,"sku":"5721290:10PK","price":108.39,"currency_code":"USD","in_stock":true},{"title":"20 Pack","offer_id":40568245649592,"sku":"5721290:20PK","price":199.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/gsbhpabb1iyy91jrp5gq_2aafcb24-22a5-4916-a3ef-b64e3a14109e.jpg?v=1793003346"},{"product_id":"check-valve-426-series-pvc-gray-1-4-fpt-viton","title":"Check Valve 426 Series PVC Gray 1\/4\" FPT VITON","description":"The \u003cb\u003e426 Series Check Valve\u003c\/b\u003e prevents reverse flow and cross contamination and its design promotes multiple configurations to fit the exact end use application. Gray PVC with 1 psi stainless spring and ball is the standard configuration. PVC is a NSF Standard 61 Approved Material. Nylon, PVDF (Kynar®) and Glass Filled Polypropylene are available for chemical resistance applications. MakroBlend is an NSF Standard 51 Approved Material. Hastelloy is a superior chemically resistant spring material. Teflon® balls are standard with Hastelloy springs for chemical resistance applications. Options are available by special order with a minimum order of 100 units. Please call to place a special order with varying options.\u003cbr\u003e\u003cbr\u003e \u003cb\u003eSpecifications:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial Options:\u003c\/b\u003eGray PVC (Standard), White PVC, White Polypropylene, Black Nylon,White Nylon, MakroBlend, Black PVDF (Kynar®)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSeal Options:\u003c\/b\u003eBuna-N (Standard), Ethylene Propylene, Fluoroelastomer (Viton®)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnd Options:\u003c\/b\u003e1\/8, 1\/4 Male and Female NPT1\/8, 1\/4, 5\/16, 3\/8, 1\/2 Hose Barb1\/8, 1\/4 JACO1\/4, 3\/8 SMC Push-To-Connect3\/8 BIB (Smooth Barb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCracking Pressure\u003c\/b\u003e1 psi (Standard), 1\/3, 1.5, 3, 5, 7, 10, 12 psi or No Spring, Hastelloy Spring - 1\/3, 1, 5, 12 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBall Material:\u003c\/b\u003e316 Stainless Ball with 302 Stainless Spring (Standard), Teflon® Ball with Hastelloy Spring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SMC","offers":[{"title":"Single","offer_id":13250664005675,"sku":"5720690","price":12.35,"currency_code":"USD","in_stock":true},{"title":"10 Pack","offer_id":40568245452984,"sku":"5720690:10PK","price":114.22,"currency_code":"USD","in_stock":true},{"title":"20 Pack","offer_id":40568245485752,"sku":"5720690:20PK","price":209.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/jwagpk46ixg7zshxgt5n_41b2e8ff-5495-4e15-b3ff-669c0f2a9091.jpg?v=1793003391"},{"product_id":"inline-brass-check-valve-1-4-mpt-inlet-x-1-4-mpt-outlet","title":"Inline Brass Check Valve - 1\/4\" MPT Inlet x 1\/4\" MPT Outlet","description":"\u003cp\u003eCheck valves are spring-activated, poppet style design to create a positive seal to prevent reverse flow and cross contamination.\u003cbr\u003eAlso Replaces MarkVII Brass Check valves FJ7050 and 4604M4M.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eConnections:\u003c\/strong\u003e 1\/4\" MPT Inlet x 1\/4\" MPT Outlet\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 1½\" x 9\/16\" Hex\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eCracking Pressure:\u003c\/strong\u003e 1.0 psi +\/- 1\/2 psi\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eFlow Rates:\u003c\/strong\u003e 1.28 gpm @ 5 psi, 1.92 gpm @ 10 psi, 2.36 gpm @ 15 psi, 2.8 gpm @ 20 psi\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eO-Rings:\u003c\/strong\u003e Buna-N FDA grade (Viton available by special order)\u003c\/li\u003e  \u003c\/ul\u003e\u003cbr\u003e \u003cbr\u003e \u003cbr\u003e \u003cb\u003e\u003ci\u003ePLEASE NOTE: This Inline Brass Check Valve is intended for low-flow water applications, and is not suitable for air applications. \u003c\/i\u003e\u003c\/b\u003e","brand":"Hydronamic Engineering","offers":[{"title":"Single","offer_id":13250664038443,"sku":"CV14B-MM","price":9.46,"currency_code":"USD","in_stock":true},{"title":"Bag of 10","offer_id":41718489776312,"sku":"CV14B-MM:10PK","price":81.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/pjkpfenzy2cbuvoz8tgu_d9274b91-f0d6-4145-95db-4d33dbc0f9c7.jpg?v=1793001724"},{"product_id":"john-guest-check-valve-3-8-0-3-psi-crack-pressure","title":"John Guest Check Valve - 3\/8\" 0.3 psi Crack Pressure","description":"The John Guest push-fit inline check valves allow flow in one direction. 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This rebrand does not affect the part numbers. However, during the transition the product and packaging that you order may be branded as SeaTech or Watts AquaLock. The color will also vary. The size and specs of the products as well as the part numbers will remain the same.\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003eManufactured in Black Thermal Plastic\u003c\/li\u003e\n\u003cli\u003eEPDM O-ring\u003c\/li\u003e\n\u003cli\u003eFDA Approved Material\u003c\/li\u003e\n\u003cli\u003eCertified to NSF-61 for drinking water\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMax Temp:\u003c\/b\u003e 180ºF@100psi\/75ºF@250psi\u003c\/li\u003e\n\u003c\/ul\u003e\u003ci\u003e\u003cb\u003e \u003ci\u003e\u003cbr\u003e\u003c\/i\u003e \u003c\/b\u003e\u003c\/i\u003e \u003ci\u003e\u003cb\u003eAlso Known As: Watts 81902451\u003c\/b\u003e\u003c\/i\u003e","brand":"Watts AquaLock\/SeaTech","offers":[{"title":"Single","offer_id":13250801532971,"sku":"1140-15","price":9.02,"currency_code":"USD","in_stock":true},{"title":"6-Pack","offer_id":13603057434667,"sku":"1140-15:6PK","price":79.34,"currency_code":"USD","in_stock":true},{"title":"10-Pack","offer_id":13603057467435,"sku":"1140-15:10PK","price":127.68,"currency_code":"USD","in_stock":true},{"title":"20-Pack","offer_id":13603057500203,"sku":"1140-15:20PK","price":246.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/zbqsamdc7lji60tilkml_d1d43c55-b0fb-493c-a515-3afd97876317.jpg?v=1793002456"},{"product_id":"stenner-check-valve-pellethane-duckbill-ferrule-1-4-inch","title":"Stenner Check Valve, Pellethane Duckbill, ferrule 1\/4 inch","description":"The \u003cb\u003eStenner UCTYINJ\u003c\/b\u003e check valve is used to inject chemicals into your pipeline. This check valve features a Pellathane duckbill and is designed for use with 1\/4\" tubing. The UCTYINJ check valve prevents back flow water that could cause damage to your pump or back flow into your tank.\u003cbr\u003e\u003cbr\u003eThe Stenner UCTYINJ is an injection check valve. The UCTYINJ is critical in preventing back flow into the media tank.\u003cbr\u003eThe Stenner UCTYINJ is rated up to 100 psi. The UCTYINJ is very durable and is rated up to 100 psi. This injection check valve uses 1\/4\" tube size.\u003cbr\u003e The Stenner MCTYINJ  is a 5 pack of the UCTYINJ.  \u003cbr\u003e \u003cb\u003eAdditional Specifications:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTube Size:\u003c\/b\u003e 1\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePSI Range:\u003c\/b\u003e 26 - 100 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFits Series:\u003c\/b\u003e Classic and SVP\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIncludes:\u003c\/b\u003e Pellathan duckbill, 1\/4\" ferrule\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Stenner Pumps","offers":[{"title":"Single","offer_id":41272758665400,"sku":"UCTYINJ","price":22.71,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":41270973628600,"sku":"MCTYINJ","price":88.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/vm2pa7v70ndbwor2wzsx_d30445a8-23f6-4e07-8e17-47853ce2c402.jpg?v=1793003263"},{"product_id":"stenner-check-valve-pellethane-duckbill-ferrule-3-8-inch","title":"Stenner Check Valve, Pellethane Duckbill, ferrule 3\/8 inch","description":"The \u003cb\u003eStenner UCTIJ38\u003c\/b\u003e check valve is used to inject chemicals into your pipeline. 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This injection check valve uses 3\/8\" tube size.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAdditional Specifications:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTube Size:\u003c\/b\u003e 3\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePSI Range:\u003c\/b\u003e 26 - 100 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFits Series:\u003c\/b\u003e Classic and SVP\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIncludes:\u003c\/b\u003e Pellathane duckbill, 3\/8\" ferrule\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Stenner Pumps","offers":[{"title":"Single","offer_id":13250836693035,"sku":"UCTYIJ38","price":27.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/psdp2fblm06ujp7rg1ca_a7d60a8b-f8f1-43cd-bda5-55504043c9ad.jpg?v=1793003351"},{"product_id":"stenner-check-valve-santoprene-duckbill-ferrule-1-4-inch","title":"Stenner Check Valve, Santoprene Duckbill, ferrule 1\/4 inch","description":"The \u003cb\u003eStenner UCDBINJ\/MCDBINJ\u003c\/b\u003e check valve is used to inject chemicals into your pipeline. 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This injection check valve uses 1\/4\" tube size.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTube Size:\u003c\/b\u003e 1\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePSI Range:\u003c\/b\u003e 26 - 100 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFits Series:\u003c\/b\u003e All Stenner pumps\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIncludes:\u003c\/b\u003e Santoprene duckbill, 1\/4\" ferrule\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Stenner Pumps","offers":[{"title":"1 Pack","offer_id":40805545607352,"sku":"UCDBINJ","price":18.8,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":40805549637816,"sku":"MCDBINJ","price":69.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/uourntkze0m7eodjyykg_46aee7f8-45bc-4c43-b0d3-ee330354424e.jpg?v=1793004430"},{"product_id":"stenner-check-valve-1-4","title":"Stenner Check Valve 1\/4\"","description":"The \u003cb\u003eStenner BCV14TVH\u003c\/b\u003e check valve is used to inject chemicals into your pipeline. This check valve works with 1\/4\" tubing on all Stenner Pumps. The BCV14TVH check valve prevents back flow water that could cause damage to your pump or back flow into your tank.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures: \u003c\/b\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eThe Stenner BCV14TVH is an injection ball \u003c\/b\u003echeck valve. The BCV14TVH is an alternative to the standard duck bill check valve when chemical compatibility is a concern. \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThe Stenner BCV14TVH is rated up to 100 PSI.\u003c\/b\u003e The BCV14TVH is very durable and is rated up to 100 PSI. This injection check valve uses 1\/4\" tube size. \u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eTube Size:\u003c\/b\u003e 1\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePSI Range:\u003c\/b\u003e 26 - 100 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFits Series:\u003c\/b\u003e All Stenner Pumps\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Stenner Pumps","offers":[{"title":"Single","offer_id":13250843476011,"sku":"BCV14TVH","price":3.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/mrjdhblecvtub69hnryl_0b7b9b63-8af2-4736-98ba-4a76eb7373bf.jpg?v=1793001850"},{"product_id":"drumquik-2478900-check-valve-302-stainless-spring-epr-o-ring-1-2-fnpt-x-1-2-mnpt","title":"DrumQuik 2478900 Check Valve 302 Stainless Spring  EPR O-Ring 1\/2 FNPT X 1\/2 MNPT","description":"DrumQuik® PRO is changing the world of chemical management with its unique closed-system design. The DrumQuik dispensing system for smarter chemical management provides safe, easy and economical extraction of chemicals from drums, jerricans and IBC totes—while reducing spills, containing hazardous fumes and enhancing workplace safety.\u003cbr\u003e  \u003cbr\u003e  \u003cb\u003eSpecifications:\u003c\/b\u003e  \u003cul\u003e\n\u003cli\u003eMaterial: Polypropylene\u003c\/li\u003e\n\u003cli\u003eMaterial Finish: Molded White\u003c\/li\u003e\n\u003cli\u003eTemperature Range:-40°F to 180°F (-40°C to 82°C)\u003c\/li\u003e\n\u003cli\u003eMounting Option: Thread\u003c\/li\u003e\n\u003cli\u003eSeal Options:EPDM\u003c\/li\u003e\n\u003cli\u003eValve Spring:302 Stainless Steel\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Colder Products","offers":[{"title":"Single","offer_id":13250847309867,"sku":"2478900","price":34.51,"currency_code":"USD","in_stock":false},{"title":"Bag of 5","offer_id":13250847244331,"sku":"2478900:5PK","price":168.24,"currency_code":"USD","in_stock":false},{"title":"Pack of 50","offer_id":42509387038904,"sku":"2478900:50PK","price":1639.22,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/exzhgso3itksfqvpptfo_cbcea568-099f-4dfd-a66a-cecfac9767ca.jpg?v=1793004676"},{"product_id":"brass-check-valve-1-8-mpt-x-1-8-mpt","title":"Brass Check Valve 1\/8 MPT x 1\/8 MPT","description":"This Hydronamic Engineering Brass Check Valve is constructed of heavy duty 360 brass for long lasting reliability and corrosion resistance. The CV18B-MM can be used in water, oil, and gas applications and has a maximum pressure rating of 1 psi.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e1\/8 MPT Inlet x 1\/8 MPT Outlet\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e 1.00\" x 7\/16\" Hex\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMax Pressure Rating:\u003c\/b\u003e 1 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStandard Assembly:\u003c\/b\u003e 1.0 psi cracking pressure +\/- 0.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eO-ring Material:\u003c\/b\u003e Buna\u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003eFlow Rates: \u003c\/b\u003e\u003cul\u003e\n\u003cli\u003e0.35gpm @ 5psi\u003c\/li\u003e\n\u003cli\u003e0.64gpm @ 10psi\u003c\/li\u003e\n\u003cli\u003e0.73gpm @ 15psi\u003c\/li\u003e\n\u003cli\u003e0.84gpm @ 20psi\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hydronamic Engineering","offers":[{"title":"Single","offer_id":13266991054891,"sku":"CV18B-MM","price":13.35,"currency_code":"USD","in_stock":true},{"title":"Bag of 10","offer_id":41718534668472,"sku":"CV18B-MM:10PK","price":114.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/ysskknj2axgrnmyd6g4p_f816d140-d0bd-47d1-9c0a-11e7dd086f73.jpg?v=1793005522"},{"product_id":"watts-sd3-fn-3-8-lead-free-dual-check-valve","title":"Watts SD3-FN 3\/8 Lead Free Dual Check Valve","description":"Series \u003cb\u003eSD3\u003c\/b\u003e is a dual check with atmospheric port designed for the protection of the water supply from carbon dioxide gas and carbonated water. These substances can flow from post-mix beverage systems and are very acidic. If the acidic water comes in contact with copper tubing or copper pipe, it will cause the leaching of copper salts into the water supply. The dissolved copper if ingested can cause nausea, abdominal pain, and in some cases vomiting. The SD3 prevents the reverse flow of potentially contaminated water into the potable water supply due to back pressure backflow and is used for continuous or intermittent pressure conditions. The SD3 atmospheric vent provides a visual indication of failure in the event that the downstream check fails and system backpressure exceeds the supply pressure.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eTested and certified by NSF\u003c\/strong\u003e. The Watts SD3-FN Dual Check Valve has been tested and certified by NSF to meet NSF\/ANSI standard 61 Annex G. 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Murdock","offers":[{"title":"Single","offer_id":13383514816555,"sku":"J0822826","price":14.88,"currency_code":"USD","in_stock":false},{"title":"Box of 100","offer_id":15405355630635,"sku":"J0822826:100PK","price":1413.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/yzixkes6msjy85zfw2xk_7a5cc649-62d3-47f6-b785-a8a1577ece01.jpg?v=1793004336"},{"product_id":"john-guest-check-valve-1-4-5-0-psi-crack-pressure","title":"John Guest Check Valve - 1\/4\" 5.0 psi Crack Pressure","description":"The John Guest push-fit inline check valves allow flow in one direction. These inline check valves have low crack pressures and can easily be incorporated into a system.   \u003cb\u003e\u003cbr\u003e\u003c\/b\u003e  \u003cb\u003e\u003cbr\u003e\u003c\/b\u003e  \u003cb\u003eFeatures:\u003c\/b\u003e  \u003cul\u003e\n\u003cli\u003eFor use with plastic or copper OD sized tubing\u003c\/li\u003e\n\u003cli\u003eCrack Pressure: 5 psi\u003c\/li\u003e\n\u003cli\u003eAllows flow in only one direction\u003c\/li\u003e\n\u003cli\u003eAcetal body\u003c\/li\u003e\n\u003cli\u003eLead Free materials\u003c\/li\u003e\n\u003cli\u003eQuick and easy connection\/disconnection\u003c\/li\u003e\n\u003cli\u003eNSF51 and NSF61 listed\u003c\/li\u003e\n\u003cli\u003eFor liquids only\u003c\/li\u003e\n\u003c\/ul\u003e  \u003cb\u003e\u003cbr\u003e\u003c\/b\u003e  \u003cb\u003e\u003cbr\u003e\u003c\/b\u003e  \u003cb\u003eWorking Pressure \u0026amp; Temperature:\u003c\/b\u003e  \u003cul\u003e\n\u003cli\u003eMax 150 psi at 68°\u003c\/li\u003e\n\u003cli\u003eMax 100 psi at 150°\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"John Guest","offers":[{"title":"Single","offer_id":16986417037355,"sku":"NC2718","price":10.6,"currency_code":"USD","in_stock":true},{"title":"Bag of 10","offer_id":39636739883192,"sku":"NC2718:10PK","price":89.74,"currency_code":"USD","in_stock":true},{"title":"Box of 300","offer_id":39636739915960,"sku":"NC2718:300PK","price":2617.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/files\/b1nvehnvjmoiacvdri4h_6d0a53b6-6c5c-45bb-a932-85e8cb933592.jpg?v=1793002745"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2723\/8896\/collections\/Check_Valves.jpg?v=1757681114","url":"https:\/\/freshwitersystems.com\/collections\/check-valves.oembed?page=3","provider":"Fresh Water Systems","version":"1.0","type":"link"}