{"product_id":"3-deringer-40g-rp","title":"3 DERINGER 40G (RP)","description":"\u003cp\u003eThis 3 inch Ames Deringer™ 40G reduced pressure zone backflow preventer assembly prevents non-health hazard pollutants and hazardous contaminants from entering a potable water supply system due to backpressure and\/or backsiphonage conditions. It is approved for fire protection, waterworks, plumbing, and irrigation applications and may be installed under continuous pressure service.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures a flood sensor with \u003cstrong\u003eSentryPlus Alert® technology\u003c\/strong\u003e to detect excessive water discharges from the relief valve. When activated through an add-on sensor connection kit, the flood sensor can send an alert to notify personnel about potential flooding.\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003ein-line serviceable OS\u0026amp;Y gate valves\u003c\/strong\u003e that are resiliently seated.\u003c\/li\u003e\n\u003cli\u003eEquipped with a \u003cstrong\u003estainless steel housing\u003c\/strong\u003e for durability.\u003c\/li\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003epatented Dual-action™ second check module\u003c\/strong\u003e which operates as a poppet style check under low flow and a swing style check under high flow.\u003c\/li\u003e\n\u003cli\u003eA \u003cstrong\u003epoppet action first check\u003c\/strong\u003e provides more reliable relief valve closure.\u003c\/li\u003e\n\u003cli\u003eThe stem includes a \u003cstrong\u003epre-machined groove for tamper switch installation\u003c\/strong\u003e, and assembly test cocks are tamper-resistant.\u003c\/li\u003e\n\u003cli\u003eDesigned with a \u003cstrong\u003ebalanced chamber Relief Valve\u003c\/strong\u003e which operates without sliding seals.\u003c\/li\u003e\n\u003cli\u003eUses \u003cstrong\u003esilicone elastomer check discs\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eFeatures \u003cstrong\u003eflexible groove coupling\u003c\/strong\u003e (UL Classified\/FM Approved) between the body and gate valves for ease of serviceability.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796661575957,"sku":"D-3040G","price":3416.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/178166.jpg?v=1772725997","url":"https:\/\/www.backflowpreventer.com\/products\/3-deringer-40g-rp","provider":"Water Specialties Company","version":"1.0","type":"link"}