{"title":"Backflow Devices - Deringer - RPDA - Reduced Pressure Detector Assemblies - 2 1\/2\" - D-50 Series","description":null,"products":[{"product_id":"2-1-2-deringer-50-gpm","title":"2 1\/2 DERINGER 50 GPM","description":"\u003cp\u003eThe Ames Deringer™ 50 Reduced Pressure Detector 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. This 2 1\/2 inch assembly is primarily used on \u003cstrong\u003efire sprinkler systems\u003c\/strong\u003e where monitoring of unauthorized water use is required, featuring a \u003cstrong\u003eGPM meter\u003c\/strong\u003e and integral butterfly shutoff valves.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFeatures a \u003cstrong\u003eflood sensor\u003c\/strong\u003e with \u003cstrong\u003eSentryPlus Alert™ technology\u003c\/strong\u003e to detect excessive water discharges from the relief valve, with optional add-on connection kits for BMS and cellular communications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegral Eccentric-Seal™ butterfly shutoff valves\u003c\/strong\u003e provide a shorter lay length and lightweight construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-action™ check module\u003c\/strong\u003e ensures high performance with poppet action for low flow and swing action for high flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% stainless steel housing\u003c\/strong\u003e for durability and corrosion resistance.\u003c\/li\u003e\n\u003cli\u003eIncludes \u003cstrong\u003eprewired supervisory switches\u003c\/strong\u003e for enhanced monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTamper-resistant test cocks\u003c\/strong\u003e for secure operation.\u003c\/li\u003e\n\u003cli\u003eBalanced chamber relief valve operates using only static seals (zero dynamic\/sliding seals) for reliable performance.\u003c\/li\u003e\n\u003cli\u003ePatented first check for more reliable relief valve closure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead free bronze bypass components\u003c\/strong\u003e ensure safety and compliance.\u003c\/li\u003e\n\u003cli\u003eSuitable for \u003cstrong\u003eindoor or outdoor application\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":49796664230165,"sku":"D-2550-GPM","price":3733.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/178288.jpg?v=1772726099"},{"product_id":"deringer-2-12-d-2550g-cfm-reduced-pressure-detector-assembly-osy-shutoffs-grooved-end-connections-dual-action-checks-backflow-flood-sensor-cubic-feet-meter-35383","title":"Deringer 2 1\/2\" D-2550G-CFM Reduced Pressure Detector Assembly, OSY Shutoffs, Grooved End Connections, Dual-Action Checks, Backflow Flood Sensor, Cubic Feet Meter","description":"","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":50124140577045,"sku":"D-2550G-CFM","price":4178.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/193037.jpg?v=1789408107"},{"product_id":"deringer-2-12-d-2550-cfm-reduced-pressure-detector-assembly-integral-butterfly-valves-grooved-ends-dual-action-checks-backflow-flood-sensor-cubic-feet-meter-35500","title":"Deringer 2 1\/2\" D-2550-CFM Reduced Pressure Detector Assembly,  Integral Butterfly Valves, Grooved Ends, Dual-Action Checks, Backflow Flood Sensor, Cubic Feet Meter","description":"","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":50124162269461,"sku":"D-2550-CFM","price":3733.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/193099.jpg?v=1789414880"},{"product_id":"deringer-2-12-d-2550-lm-reduced-pressure-detector-assembly-integral-butterfly-valves-grooved-ends-dual-action-checks-backflow-flood-sensor-less-meter-35250","title":"Deringer 2 1\/2\" D-2550-LM Reduced Pressure Detector Assembly,  Integral Butterfly Valves, Grooved Ends, Dual-Action Checks, Backflow Flood Sensor, Less Meter","description":"","brand":"Water Specialties Company","offers":[{"title":"Default Title","offer_id":50124182978837,"sku":"D-2550-LM","price":3619.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0874\/6506\/6773\/files\/192933.jpg?v=1789392787"}],"url":"https:\/\/www.backflowpreventer.com\/collections\/backflow-devices-deringer-rpda-reduced-pressure-detector-assemblies-2-1-2-d-50-series.oembed","provider":"Water Specialties Company","version":"1.0","type":"link"}