Watts LF957NRPDA-DOSY-CFM 4 - Part of the LF957RPDA Series Drain Fitting and pressure relief setpoint of

and pressure relief setpoint of 45 psi

UPC - 098268637175

40 Standard Reduced Pressure Setting-PSI 50 Valve Style Standard UPC - 098268102857

ZB400K-2NH

ZM415SS-3NH

Watts LF957NRPDA-DOSY-CFM 4 - Part of the LF957RPDA Series Drain Fitting and pressure relief setpoint ofThis 4 inch lead free N pattern reduced pressure detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Extremely compact and lighter than traditional designs it is approved for horizontal N