{"product_id":"2-1-2-957-dosy","title":"2 1\/2 957-DOSY","description":"\u003cp\u003eThis 2 1\/2 inch reduced pressure zone assembly backflow preventer is designed to help prevent the reverse flow of fire protection substances and non-potable water into the potable water supply, protecting against both \u003cstrong\u003ebacksiphonage\u003c\/strong\u003e and \u003cstrong\u003ebackpressure\u003c\/strong\u003e in health hazard applications, in accordance with national plumbing codes.\u003c\/p\u003e\u003cp\u003eThis extremely \u003cstrong\u003ecompact\u003c\/strong\u003e and lighter-than-traditional design is approved for \u003cstrong\u003ehorizontal installation\u003c\/strong\u003e when installed in accordance with the direction of the flow arrow.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003e304 stainless steel housing and sleeve\u003c\/strong\u003e with a quick access sleeve.\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003epatented torsion spring check modules\u003c\/strong\u003e for lowest pressure loss and ease of serviceability.\u003c\/li\u003e\n\u003cli\u003eEquipped with \u003cstrong\u003edomestic outside stem and yoke (OSY) resilient seated gate valves\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eIncorporates a \u003cstrong\u003ebottom-mounted cast stainless steel relief valve\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eA \u003cstrong\u003eflood sensor\u003c\/strong\u003e is included to detect excessive water discharges from the relief valve, providing notification for corrective action.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroove couplings\u003c\/strong\u003e allow for integral pipeline adjustment and ease of installation.\u003c\/li\u003e\n\u003cli\u003eDesigned for continuous pressure piping applications.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796713316629,"sku":"0113040","price":8445.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/179926.jpg?v=1772727449","url":"https:\/\/www.backflowpreventer.com\/products\/2-1-2-957-dosy","provider":"Water Specialties Company","version":"1.0","type":"link"}