{"title":"Watts Check Valves","description":"\u003cp style=\"text-align: justify;\"\u003eWatts Check Valves are unidirectional valves that prevent reverse flow in piping systems. By allowing flow in only one direction, they protect equipment and maintain system integrity in plumbing, HVAC, and industrial applications.\u003c\/p\u003e","products":[{"product_id":"lsidahukyi","title":"Watts 0625504, 5\" ICV Series Valve Model 125-2-2-T","description":"\u003cp\u003eThis Watts check valve allows fluid to flow in one direction and prevents it from flowing in the opposite direction. It is designed for installation in pipelines. The model features two 2-inch connections and conforms to industry code ICV-125.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219236118750,"sku":"LSIDAHUKYI","price":2573.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0625504.webp?v=1761922090"},{"product_id":"lsiyvdx2d3","title":"Watts 0123503, 1\/2\" Lead-Free Check Valve","description":"\u003cp\u003eThis Watts check valve allows fluid to flow in one direction and prevents it from flowing in the opposite direction. It is designed for installation in pipelines to ensure that water or other fluids do not return to the source, thereby protecting equipment and maintaining system integrity. The model is suitable for use with a variety of fluids, depending on specific system requirements.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219236708574,"sku":"LSIYVDX2D3","price":53.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123503.webp?v=1761922117"},{"product_id":"lsive8s1my","title":"Watts 0625505, 6\" ICV-125 Series Check Valve","description":"\u003cp\u003eThis Watts check valve allows fluids to flow in one direction and prevents backflow by automatically closing when fluid attempts to reverse direction. It is designed for installation in pipelines with a nominal size of 6 inches. The model features two flanged ends that facilitate mounting between pipe flanges, and it is rated for Class 125 service.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219237036254,"sku":"LSIVE8S1MY","price":2813.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0625505.webp?v=1761922132"},{"product_id":"lsizf8xnem","title":"Watts 0625508, 12\" ICV-125 Series Valve","description":"\u003cp\u003eThis Watts check valve allows fluid to flow in one direction and prevents it from flowing in the opposite direction. It is designed for installation in pipelines to maintain the unidirectional flow of fluid, thereby preventing potential damage or operational issues in the system caused by backflow.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219238838494,"sku":"LSIZF8XNEM","price":8861.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0625508.webp?v=1761922169"},{"product_id":"lsioe9fea9","title":"Watts 0122614, 2.5\" 007NRS Check Valve Assembly","description":"\u003cp\u003eThis Watts check valve assembly is designed to prevent the reverse flow of fluids within a piping system. It features a 2-1\/2 inch size specification, suitable for installation in various industrial or commercial pipelines. The model number 007NRS indicates the specific design and configuration of the check valve assembly provided by Watts. This component ensures that fluid flows in only one direction, thereby protecting other parts of the system from damage due to backflow.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219242377438,"sku":"LSIOE9FEA9","price":4740.95,"currency_code":"USD","in_stock":true}]},{"product_id":"lsiu080l8i","title":"Watts 0856761, 2000-M5-1 Check Valve Universal Flow","description":"\u003cp\u003eThis Watts check valve is designed to allow fluid to flow in one direction and prevent it from flowing in the opposite direction. It ensures that the system operates efficiently by maintaining unidirectional flow. This valve is commonly used in plumbing systems to prevent backflow, which can cause contamination or damage to the system.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219254141150,"sku":"LSIU080L8I","price":216.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0856761.webp?v=1761922155"},{"product_id":"lsio7zokyu","title":"Watts 0856769, 2000M5-1.5 Flow Check Valve Iron 2W","description":"\u003cp\u003eThis Watts flow check valve is designed to regulate fluid flow in a system by allowing flow in one direction and preventing backflow. The body of the valve is made from iron, ensuring durability for use in various applications. It features a 1.5-inch connection size, suitable for standard piping installations. This model operates with a two-way flow system, facilitating straightforward installation and maintenance processes.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219256631518,"sku":"LSIO7ZOKYU","price":559.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0856769.webp?v=1761922215"},{"product_id":"lsi1vbq9i2","title":"Watts 0856762, 2000-M5-1-1\/4 Check Valve Universal Flow","description":"\u003cp\u003eThis Watts check valve allows fluid to flow in one direction and prevents it from flowing in the opposite direction. It is designed for universal flow applications, suitable for a variety of fluids. The model features a 1-1\/4 inch size specification.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219260498142,"sku":"LSI1VBQ9I2","price":283.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0856762.webp?v=1761922137"},{"product_id":"lsi6yrpvaz","title":"Watts 0856770, 2000-M5-2 Flow Check Iron Body","description":"\u003cp\u003eThis Watts flow check valve features an iron body. It controls fluid direction in a system, ensuring flow in one direction and preventing backflow to protect other components from damage or contamination.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219262759134,"sku":"LSI6YRPVAZ","price":659.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0856770.webp?v=1761922217"},{"product_id":"lsii321tdk","title":"Watts 0856760, 2000-M5-3\/4 Fl Check Iron Body 2-Way","description":"\u003cp\u003eThis Watts check valve features an iron body and is designed for two-way flow control. The model measures 3\/4 inches, suitable for various fluid systems where backflow prevention is necessary.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219268624606,"sku":"LSII321TDK","price":211.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0856760.webp?v=1761922219"},{"product_id":"lsijniosrb","title":"Watts 0856764, 2000S-M5-1 SWT Bronze Flow Check Valve","description":"\u003cp\u003eThis Watts flow check valve is designed to regulate fluid flow in a system by allowing flow in one direction and preventing backflow. It features a bronze construction for durability and a sweat connection for secure installation. The device ensures consistent operation of heating systems by maintaining the desired flow direction, thereby enhancing system efficiency.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219272229086,"sku":"LSIJNIOSRB","price":210.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0856764.webp?v=1762985358"},{"product_id":"lsiozmoqni","title":"Watts 0625507, 10\" Wafer Check Valve, ICV-125-2-2-T","description":"\u003cp\u003eThis Watts check valve is designed to automatically allow fluid flow in one direction and prevent backflow. It features a wafer-style body for installation between flanges and is suitable for use with a 10-inch pipe diameter. The valve operates with an inline check mechanism, which uses the flow of the fluid itself to open and close, thereby ensuring flow regulation without external intervention.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219275047134,"sku":"LSIOZMOQNI","price":6614.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0625507.webp?v=1761922208"},{"product_id":"lsin8utyuq","title":"Watts 0856763, 2000S-M5 3\/4\" Check Valve","description":"\u003cp\u003eThis Watts check valve is designed to allow fluid to flow through it in only one direction. The model features a 3\/4 inch connection size, suitable for various piping systems. It prevents the backflow of fluids, which helps protect other components of the system from damage or contamination.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219275112670,"sku":"LSIN8UTYUQ","price":169.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0856763.webp?v=1762985364"},{"product_id":"lsitwxuigv","title":"Watts 0123066, 1\/4\" Check Valve LF6 Lead-Free","description":"\u003cp\u003eThis Watts check valve is designed to allow fluid to flow through it in only one direction, preventing backflow. It features a 1\/4 inch connection size and is made from lead-free materials, adhering to safety standards for potable water systems.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219285336286,"sku":"LSITWXUIGV","price":183.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123066.webp?v=1761922285"},{"product_id":"lsivs5b1dh","title":"Watts 0123067, 3\/8\" Check Valve LF6 Lead Free","description":"\u003cp\u003eThis Watts check valve prevents fluid from flowing backward through pipes. It is designed for use with pipes that have an internal diameter of 3\/8 inch. The valve is made from materials that do not contain lead, adhering to lead-free requirements.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219290677470,"sku":"LSIVS5B1DH","price":183.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123067.webp?v=1761922323"},{"product_id":"lsib11p54n","title":"Watts 0123068, 1\/2\" Check Valve LF6 Lead-Free","description":"\u003cp\u003eThis Watts check valve prevents fluid from flowing backward through a pipe system. It features a half-inch connection size and is constructed without lead, complying with LF6 standards.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219298214110,"sku":"LSIB11P54N","price":183.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123068.webp?v=1761919584"},{"product_id":"lsinbcv8jk","title":"Watts 0123069, 3\/4\" Check Valve LF6 Lead-Free","description":"\u003cp\u003eThis Watts check valve is designed to allow fluid to flow through it in only one direction, preventing backflow. It features a 3\/4 inch connection size and is made from lead-free materials, adhering to safety and environmental regulations.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219301064926,"sku":"LSINBCV8JK","price":203.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123069.webp?v=1761919616"},{"product_id":"lsidxc8asz","title":"Watts 0123070, 1\" Check Valve LF6 Lead Free","description":"\u003cp\u003eThis Watts check valve is designed to prevent the reverse flow of fluids within a system. It features a lead-free construction, suitable for applications where lead contamination needs to be avoided. The valve has a nominal diameter of one inch, facilitating installation in various piping systems.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219302998238,"sku":"LSIDXC8ASZ","price":253.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123070.webp?v=1761922290"},{"product_id":"lsibrr63rq","title":"Watts 0555173, 1\/4\" MaxiFlo Check Valve LF600 Lead Free","description":"\u003cp\u003eThis Watts check valve, designated as MAXIFLO, features a 1\/4\" connection size. It is designed to allow fluid to flow in one direction and prevent backflow. The model LF600 is lead-free, making it suitable for applications where lead contamination must be avoided.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219307684062,"sku":"LSIBRR63RQ","price":219.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555173.webp?v=1761919618"},{"product_id":"wcc01-1380","title":"Watts 0555174, 600 Series 3\/8\" FIP In-Line Check Valve, Brass Body","description":"\u003cp\u003eThis Watts check valve allows fluid to flow in one direction and prevents backflow. It supports a maximum steam pressure of 15 psi and is rated for 400 WOG. The valve features a brass body for durability and a Teflon disc for improved sealing. Installation can be either vertical or horizontal, accommodating various piping configurations.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219309486302,"sku":"WCC01-1380","price":219.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555174.webp?v=1761919654"},{"product_id":"lsin9f99w2","title":"Watts 0555176, 600 Series 3\/4\" FIP In-Line Check Valve, Brass Body","description":"\u003cp\u003eThis Watts check valve allows fluid to flow in one direction and prevents it from flowing in the opposite direction. It supports a maximum steam pressure of 15 psi and is rated for 400 WOG. The valve features a brass body for durability and a Teflon disc for improved sealing performance. It can be installed either vertically or horizontally, accommodating various piping configurations.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219310960862,"sku":"LSIN9F99W2","price":184.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555176.webp?v=1761919628"},{"product_id":"lsihgk88ds","title":"Watts 0555177, 600 Series 1\" FIP In-Line Check Valve, Brass Body, Teflon Disc","description":"\u003cp\u003eThis Watts check valve allows fluid to flow in one direction and prevents it from flowing in the opposite direction. It supports a maximum steam pressure of 15 psi and is rated for 400 WOG. The valve features a brass body for durability and a Teflon disc for improved sealing performance. It can be mounted either vertically or horizontally, depending on installation requirements.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219312599262,"sku":"LSIHGK88DS","price":353.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555177.webp?v=1761919673"},{"product_id":"wcc01-0845","title":"Watts 0555178, 600 Series 1-1\/4\" FIP In-Line Check Valve, Brass Body","description":"\u003cp\u003eThis Watts check valve controls fluid flow direction in a system, preventing reverse flow. It supports up to 15 psi steam pressure and 400 WOG. The valve features a brass body for durability and a Teflon disc for improved sealing. Installation is flexible, allowing both vertical and horizontal orientations.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219313975518,"sku":"WCC01-0845","price":504.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555178.webp?v=1761919704"},{"product_id":"lsigm7le5m","title":"Watts 0555179, 600 Series 1-1\/2\" FIP In-Line Check Valve, Brass Body","description":"\u003cp\u003eThis Watts check valve is designed for use with steam systems, supporting a maximum operating pressure of 15 psi. It features a brass body and a Teflon disc, ensuring durability and effective sealing. The valve has a 1-1\/2\" FIP connection and is rated for 400 WOG. It can be installed in both vertical and horizontal orientations, offering flexibility in system design.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219316203742,"sku":"LSIGM7LE5M","price":451.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555179.webp?v=1761919751"},{"product_id":"lsi7eq36v8","title":"Watts 0882707, 10\" Stainless Steel Single Detector Check Valve, Bypass, Gallons\/Minute Meter","description":"\u003cp\u003eThis 10 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, bypass, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position and has a gallons per minute meter. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219317547230,"sku":"LSI7EQ36V8","price":1425.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0882707.webp?v=1762985413"},{"product_id":"lsiy2x1ul3","title":"Watts 0555183, 1 Check Valve LF601S Lead-Free","description":"\u003cp\u003eThis Watts check valve is designed to allow fluid to flow in only one direction, preventing backflow. It features a lead-free construction, suitable for systems where lead contamination is a concern. The device is commonly used in plumbing applications to maintain the integrity and safety of the water supply.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219318005982,"sku":"LSIY2X1UL3","price":393.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555183.webp?v=1761919623"},{"product_id":"lsivw5sjzf","title":"Watts 0065130, SS07F 4\" Flange Stainless Steel Check Valve","description":"\u003cp\u003eThis Watts check valve features a stainless steel construction and includes a 4-inch flange. It allows fluid to flow in one direction while preventing backflow, ensuring proper operation in piping systems.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219349496030,"sku":"LSIVW5SJZF","price":3101.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065130.webp?v=1761919874"},{"product_id":"lsiu4gu3ex","title":"Watts 0063191, 1\/2\" Swt Dual Check Valve with Vent","description":"\u003cp\u003eThis Watts dual check valve features a vent and is designed for installation using a 1\/2\" sweat connection. The device prevents backflow in plumbing systems, ensuring that water flows in only one direction, which helps to protect water purity by preventing contamination from backflow.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219351757022,"sku":"LSIU4GU3EX","price":194.95,"currency_code":"USD","in_stock":true}]},{"product_id":"lsi1hvtl0d","title":"Watts 0376361, 600-Z3 Steam Check Valve 3\/4\"","description":"\u003cp\u003eThis Watts steam check valve measures 3\/4\". It allows steam to flow in one direction and prevents it from flowing in the opposite direction, ensuring proper functioning of steam systems.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219365814494,"sku":"LSI1HVTL0D","price":276.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0376361.webp?v=1761919938"},{"product_id":"lsignrna6t","title":"Watts 0063455, 1\/2\" Dual Check Valve With Vent","description":"\u003cp\u003eThis ½″ dual check valve with vent is designed to protect potable water systems by preventing backflow and allowing venting of unwanted pressure. Manufactured by Watts, this assembly ensures compliance with water-quality standards and is ideal for plumbing applications requiring backflow prevention in a compact size.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219392061662,"sku":"LSIGNRNA6T","price":130.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0063455.webp?v=1762985501"},{"product_id":"lsicjz1o4w","title":"Watts 0123494, 1\/2\" Brass Check Valve LFWCV","description":"\u003cp\u003eThis Watts check valve is designed to allow fluid to flow in one direction and prevent backflow. Constructed from brass, it features a 1\/2 inch connection size. The model is part of the LFWCV series.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219439640798,"sku":"LSICJZ1O4W","price":53.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123494.webp?v=1761920417"},{"product_id":"lsi6rsr1d4","title":"Watts 0123071, 1\/4\" Lead Free Brass Silent Check Valve, Viton Disc, NPT Female Threaded End","description":"\u003cp\u003eThis 1\/4 inch lead free Maxi-Flo check valve is used in general industrial and plumbing applications to prevent the effects of water hammer in the piping system. It provides a silent operation with low pressure drop and can be installed horizontally or vertically. This valve consists of a lead free brass body, lead free brass check and adapter, Viton (R) disc, and NPT female threaded end connections. The maximum pressure rating is 400 psi (27.6 bar), WOG non-shock at 100 degrees F (38 degrees C).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219443507422,"sku":"LSI6RSR1D4","price":257.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123071.webp?v=1761920441"},{"product_id":"lsiodvazin","title":"Watts 0123072, 3\/8\" Lead Free Brass Silent Check Valve, Viton Disc, NPT Female Threaded End","description":"\u003cp\u003eThis 3\/8 inch lead free Maxi-Flo check valve is used in general industrial and plumbing applications to prevent the effects of water hammer in the piping system. It provides a silent operation with low pressure drop and can be installed horizontally or vertically. This valve consists of a lead free brass body, lead free brass check and adapter, Viton (R) disc, and NPT female threaded end connections. The maximum pressure rating is 400 psi (27.6 bar), WOG non-shock at 100 degrees F (38 degrees C).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219445604574,"sku":"LSIODVAZIN","price":223.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123072.webp?v=1761920490"},{"product_id":"lsicpw002z","title":"Watts 0123073, 1\/2\" Lead Free Brass Silent Check Valve, Viton Disc, NPT Female Threaded End","description":"\u003cp\u003eThis 1\/2 inch lead free Maxi-Flo check valve is used in general industrial and plumbing applications to prevent the effects of water hammer in the piping system. It provides a silent operation with low pressure drop and can be installed horizontally or vertically. This valve consists of a lead free brass body, lead free brass check and adapter, Viton (R) disc, and NPT female threaded end connections. The maximum pressure rating is 400 psi (27.6 bar), WOG non-shock at 100 degrees F (38 degrees C).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219446554846,"sku":"LSICPW002Z","price":257.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123073.webp?v=1761920529"},{"product_id":"lsi9tmnqsp","title":"Watts 0123495, 3\/4\" NPT Swing Check Valve LFWCV","description":"\u003cp\u003eThis Watts swing check valve features a 3\/4\" NPT connection. It allows fluid to flow in one direction and prevents backflow by automatically closing when fluid attempts to reverse direction. The valve is designed for use in various water applications.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219476930782,"sku":"LSI9TMNQSP","price":102.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0123495.webp?v=1761920696"},{"product_id":"lsi0amc6wz","title":"Watts 0555175, 600 Series 1\/2\" FIP In-Line Check Valve, Brass Body","description":"\u003cp\u003eThis Watts check valve is designed for use with steam systems, supporting a maximum operating pressure of 15 psi. It features a brass body and a Teflon disc, ensuring durability and effective sealing. The valve operates with a 400 WOG rating and can be mounted either vertically or horizontally, accommodating various installation requirements. The connection type is 1\/2\" FIP.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219478077662,"sku":"LSI0AMC6WZ","price":133.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555175.webp?v=1761920732"},{"product_id":"lsixc8grbo","title":"Watts 0065131, 6\" Stainless Steel Single Detector Check Valve, No Bypass","description":"\u003cp\u003eThis 6 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219480633566,"sku":"LSIXC8GRBO","price":4869.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065131.webp?v=1761920623"},{"product_id":"lsi019nkdp","title":"Watts 0065132, 8\" Stainless Steel Single Detector Check Valve, No Bypass","description":"\u003cp\u003eThis 8 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219482370270,"sku":"LSI019NKDP","price":9359.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065132.webp?v=1761920673"},{"product_id":"lsi5ls158y","title":"Watts 0065133, 10\" Stainless Steel Single Detector Check Valve, No Bypass","description":"\u003cp\u003eThis 10 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219483418846,"sku":"LSI5LS158Y","price":10146.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065133.webp?v=1761920722"},{"product_id":"lsismzhyf9","title":"Watts 0065136, 4\" Stainless Steel Single Detector Check Valve, Gpm","description":"\u003cp\u003eThis 4 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position and has a gallons per minute meter. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219486630110,"sku":"LSISMZHYF9","price":5845.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065136.webp?v=1761920649"},{"product_id":"lsi31g893c","title":"Watts 0065137, 6\" Stainless Steel Single Detector Check Valve, Cfm","description":"\u003cp\u003eThis 6 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position and has a cubic feet meter. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219487875294,"sku":"LSI31G893C","price":7932.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065137.webp?v=1761920694"},{"product_id":"lsi1csgz1s","title":"Watts 0065138, 6\" Stainless Steel Single Detector Check Valve, Gpm","description":"\u003cp\u003eThis 6 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position and has gallons per minute meter. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219489284318,"sku":"LSI1CSGZ1S","price":7932.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065138.webp?v=1761920740"},{"product_id":"lsidseyz0j","title":"Watts 0555180, Series 600 2\" FIP Vertical Check Valve, Brass Body","description":"\u003cp\u003eThis Watts check valve allows fluid to flow in one direction and prevents backflow. It supports a maximum steam pressure of 15 psi and is rated for 400 WOG. The valve features a brass body for durability and a Teflon disc for improved sealing. Installation can be either vertical or horizontal, accommodating various piping configurations.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219490169054,"sku":"LSIDSEYZ0J","price":667.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0555180.webp?v=1761920779"},{"product_id":"lsi9kfyd96","title":"Watts 0065139, 8\" Stainless Steel Single Detector Check Valve, Cfm","description":"\u003cp\u003eThis 8 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position and has a cubic feet meter. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219490660574,"sku":"LSI9KFYD96","price":12420.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065139.webp?v=1761920802"},{"product_id":"lsi0tf83mu","title":"Watts 0065140, 8\" Stainless Steel Single Detector Check Valve, Gpm","description":"\u003cp\u003eThis 8 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position and has a gallons per minute meter. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219492004062,"sku":"LSI0TF83MU","price":12420.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065140.webp?v=1761920853"},{"product_id":"lsifks2bld","title":"Watts 0065141, 10\" Stainless Steel Single Detector Check Valve, Cfm","description":"\u003cp\u003eThis 10 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position and has a cubic feet meter. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219493675230,"sku":"LSIFKS2BLD","price":12917.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065141.webp?v=1761920709"},{"product_id":"lsi07gvzve","title":"Watts 0065142, 10\" Stainless Steel Single Detector Check Valve, Gpm","description":"\u003cp\u003eThis 10 IN stainless steel, single detector check valve for fire sprinkler systems is used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connection, and stainless steel linkage parts. It is lightweight, non-corrosive, and can be installed in a horizontal or vertical position and has a gallons per minute meter. Maximum pressure is 175 psi (12.1 bar).\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219494854878,"sku":"LSI07GVZVE","price":12917.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0065142.webp?v=1761920766"},{"product_id":"lsi7pdexpd","title":"Watts 0625501, ICV-125-2-2-T 2.5\" Wafer Check Valve","description":"\u003cp\u003eThis Watts check valve features a wafer design with a 2.5-inch width. It functions to allow fluid flow in one direction and prevents backflow by automatically closing when fluid attempts to reverse direction.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219496100062,"sku":"LSI7PDEXPD","price":1188.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0625501.webp?v=1761920799"},{"product_id":"lsiyhlfd8g","title":"Watts 0625506, ICV-125-2-2-T 8\" Wafer Check Valve","description":"\u003cp\u003eThis Watts check valve is designed for installation between two flanges and is suitable for an 8-inch pipe system. The model features a wafer body style, which allows for a compact installation without the need for bolts or nuts. It operates by allowing fluid to flow in one direction, preventing backflow that could potentially cause damage or inefficiency in the system.\u003c\/p\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":45219497574622,"sku":"LSIYHLFD8G","price":4328.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/watts_0625506.webp?v=1761920851"},{"product_id":"lsiyfn7y9z","title":"Watts 0555181, 1\/2\" LF601S Lead-Free Valve","description":"\u003cp\u003eThis Watts pressure reducing valve regulates water pressure entering a system. It ensures the downstream pressure remains constant despite variations in the incoming pressure. 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