Febco - LF856DCDA-DOSY-GPM 2 1/2 - Part of the LF856 Series Z100F-8NH This second check valve kit

This second check valve kit is used to repair or replace the second check on a 10 inch lead free double check detector assembly and used to prevent the reverse flow of polluted water from entering into the potable water supply

UPC - 098268153163

ZN400K-4IC

and wear in high-use

Febco - LF856DCDA-DOSY-GPM 2 1/2 - Part of the LF856 Series Z100F-8NH This second check valve kitThis 2 1 2 inch lead free MasterSeries double check detector backflow preventer assembly prevents the backflow of pollutants due to backsiphonage and or backpressure that are objectionable but not toxic, from entering into the potable water supply. It is ideal for protection of non health hazard cross connections or for containment at the service line entrance. It is used primarily on fire sprinkler and standpipe systems requiring detection of