{"title":"Backflow Devices - Febco - DCDA - Double Check Detector Assemblies - 4\" - 876W Series","description":null,"products":[{"product_id":"4-lf876-wz-lg-gpm","title":"4 LF876-WZ-LG-GPM","description":"\u003cp\u003eThis 4 inch lead free MasterSeries® Double Check Detector Backflow Preventer Assembly is designed to prevent the reverse flow of polluted water into the potable supply due to backsiphonage or backpressure. It is specifically engineered for installation on fire protection systems, providing indications of system leakage or unauthorized water use. 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