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Double Detector Check Assemblies

  • 856ST


    Febco MasterSeries® 856ST In-Line Design Double Check Detector Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. They are used primarily on fire sprinkler systems and standpipe systems requiring detection of unauthorized water use. They feature a ductile iron body. Maximum Working Pressure: 175psi

  • 876VST


    FEBCO MasterSeries® 876VST Double Check Detector Assembly is specifically designed to protect against possible backpressure and backsiphonage conditions for non-health hazard (i.e., pollutant) application in accordance with Local Governing Water Utility Code. This Backflow Assembly is primarily used on potable drinking water systems where Local Governing Code mandates protection from non-potable quality water being pumped or siphoned back into the potable water system.Maximum Working Pressure: 175psi


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