Watts LF957NRPDA-BFG-GPM 4 - Part of the LF957RPDA Series ZA100F-2NH Integral press fitting ends

Integral press fitting ends

ballast guards

lead free brass pin

and irrigation management systems (IMS)

Watts LF957NRPDA-BFG-GPM 4 - Part of the LF957RPDA Series ZA100F-2NH Integral press fitting endsThis 4 inch lead free 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 pattern