{"title":"Backflow Devices - Deringer - RPDA - Reduced Pressure Detector Assemblies","description":null,"products":[{"product_id":"3-deringer-50-gpm","title":"3 DERINGER 50 GPM","description":"\u003cp\u003eThis 3 inch Ames Deringer™ 50 reduced pressure detector Type II backflow preventer assembly is designed to prevent \u003cstrong\u003ehazardous contaminants\u003c\/strong\u003e and \u003cstrong\u003enon-health hazard pollutants\u003c\/strong\u003e from entering the potable water supply system caused by backpressure and\/or backsiphonage conditions. 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