{"product_id":"3-c500n-osy-gpm","title":"3 C500N-OSY-GPM","description":"\u003cp\u003eThis \u003cstrong\u003eColt Series C500 3 inch Reduced Pressure Detector Backflow Preventer Assembly\u003c\/strong\u003e is designed to protect potable water supplies from dangerous cross-connections, in accordance with national plumbing codes and water authority requirements.\u003c\/p\u003e\u003cp\u003eIt is ideal for health-hazard non-potable service applications such as fire sprinkler systems, irrigation, or industrial processing, preventing the reverse flow of contaminants due to backsiphonage or backpressure.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e\u003cstrong\u003eA WARNING:\u003c\/strong\u003e It is illegal to use this product in any plumbing system providing water for human consumption, such as drinking or dishwashing, in the United States. Before installing standard material product, consult your local water authority, building and plumbing codes.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures an \u003cstrong\u003eextremely compact design\u003c\/strong\u003e, up to 70% lighter than traditional models.\u003c\/li\u003e\n\u003cli\u003eThe assembly's housing and sleeve are constructed from \u003cstrong\u003e304 (Schedule 40) stainless steel\u003c\/strong\u003e with groove end connections for integral pipeline adjustment.\u003c\/li\u003e\n\u003cli\u003eIncludes two independent \u003cstrong\u003eLink Check modules\u003c\/strong\u003e with patented link check for lowest pressure loss and unmatched ease of serviceability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaceable check disc rubber\u003c\/strong\u003e and Noryl® stainless steel link checks ensure drip-tight closure.\u003c\/li\u003e\n\u003cli\u003eA \u003cstrong\u003ebottom-mounted cast stainless steel relief valve\u003c\/strong\u003e is included.\u003c\/li\u003e\n\u003cli\u003eEquipped with UL Classified and FM Approved \u003cstrong\u003eoutside stem and yoke (OSY) resilient seated gate valves\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eApproved for \u003cstrong\u003ehorizontal N pattern installation\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMetering \u0026amp; Monitoring\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003emetered bypass (gallons per minute)\u003c\/strong\u003e to detect leakage or unauthorized water use from the fire sprinkler system.\u003c\/li\u003e\n\u003cli\u003eIncludes a \u003cstrong\u003esensor on the relief valve for flood detection\u003c\/strong\u003e, designed to alert personnel to excessive water discharges.\u003c\/li\u003e\n\u003cli\u003eThe flood alert feature is activated by an \u003cstrong\u003eadd-on sensor connection kit\u003c\/strong\u003e (sold separately), which enables communication with other devices.\u003c\/li\u003e\n\u003cli\u003eThe OS\u0026amp;Y model includes an option for an \u003cstrong\u003eintegrated supervisory switch\u003c\/strong\u003e on each gate valve, designed to send a tamper signal if the valve is closed or removed.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796612456725,"sku":"0191325","price":9302.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/176237.jpg?v=1772724319","url":"https:\/\/www.backflowpreventer.com\/products\/3-c500n-osy-gpm","provider":"Water Specialties Company","version":"1.0","type":"link"}