{"product_id":"watts-0123497","title":"Watts LFWCV 1 1\/4 Lead-Free Check Valve, Brass, NPT","description":"\u003cp\u003eThe Watts LFWCV 1 1\/4 is a 1-1\/4\" lead-free swing check valve with NPT connections. It permits flow in one direction and closes against reverse flow. It features a brass body and a ptfe seat. Rated to 200 psi. This model is certified lead-free for potable-water installations.\u003c\/p\u003e\u003cp\u003eThis 1 1\/4 inch lead free swing check valve is used to prevent reverse flow in water and steam applications. It features a lead free brass body with NPT threaded end connections, lead free brass bonnet, PTFE gasket, lead free brass pin, screw and seat. This valve has metal-to-metal seating and provides low pressure drop and automatic closure when fluid flow is stopped. The working set pressure rating is 125 psi (8.6 bar) and maximum pressure is 200 psi (13.8 bar) WOG non-shock.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLead free body construction\u003c\/li\u003e\n\u003cli\u003eMetal to metal seal\u003c\/li\u003e\n\u003cli\u003eNPT threaded end connections\u003c\/li\u003e\n\u003cli\u003eMaximum pressure is 200 psi\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCommon Questions\u003c\/strong\u003e\u003c\/p\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eCan I install it vertically?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eNo. The LFWCV 1 1\/4 is a swing check — the disc closes under its own weight, so it needs a horizontal run with the bonnet up. For a vertical riser, use a spring-loaded silent check instead.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWill it slam or cause water hammer?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eIt can. A swing check closes on the reverse flow itself, so on a pump discharge or any line with fast stops it may slam. Where that matters, choose a spring-loaded silent check or a dual-disc wafer check.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eDoes it come with a strainer?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eNo. This is an inline check valve only. If the line carries debris, install a strainer upstream — grit on the seat is the usual cause of a check valve weeping by.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eIs it potable rated?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. The LFWCV 1 1\/4 is certified lead-free for potable-water piping.\u003c\/dd\u003e\n\u003c\/dl\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Check\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1-1\/4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat \/ Seal Material:\u003c\/strong\u003e PTFE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Pressure (psi):\u003c\/strong\u003e 200\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Steam\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 45\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Taiwan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 Year Limited\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e LFWCV 1 1\/4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead-Free:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Mechanism:\u003c\/strong\u003e Swing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Orientation:\u003c\/strong\u003e Horizontal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilent \/ Non-Slam:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \/ Flapper Material:\u003c\/strong\u003e Lead-Free Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegral Strainer Included:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":54935659413803,"sku":"0123497","price":119.14,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0277\/3168\/9577\/files\/c77948d4abfbdaa9c4c701ba954a016e3ee5e849_090e42b5-2ad8-4c61-ab45-1c8c71d7c9eb.jpg?v=1785984815","url":"https:\/\/citysupplygroup.com\/products\/watts-0123497","provider":"City Supply","version":"1.0","type":"link"}