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  • 806YD

    806YD

    Febco 806YD is a double check detector assembly. The 806 was discontinued 1988. The main unit is the Model 805Y. The bypass unit is the 805Y 3/4". The Febco 806YD production begun approximately 1988. The 805YD is the design for the main valve. The bypass unit is either the 805Y 3/4" or 805YB. Rubber repair kits are the same for the 806 and the Febco 806YD.

    This series is currently Obsolete!

  • 856

    856

    Febco 856 double check detector assembly. Original production began in 1993. The Febco 856 uses the same body as the 850. The 876 uses the same body as the 870. The 876V uses the same body as the 870V. The bypass assembly utilizes the 805Y 3/4" or 805YB 3/4".

    This series is currently Obsolete!

  • 856ST

    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

  • 876V

    876V

    Febco 876V is a double check detector assembly. Original production began in 1993. The 856 uses the same body as the 850. The 876 uses the same body as the 870. The Febco 876V uses the same body as the 870V. The bypass assembly utilizes the 805Y 3/4" or 805YB 3/4".

    This series is currently Obsolete!

  • 876VST

    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