Watts LF957NRPDA-BFG-GPM 4 - Part of the LF957RPDA Series ZA100F-2NH This 3/4-1 IN second check

This 3/4-1 IN second check replacement kit

Material: Heavy-duty

Flush Installation & Built-In Stability – Flat outer walls allow for clean

Retainer Wire Kit Type Seat Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268458756

Integral press fitting ends

Watts LF957NRPDA-BFG-GPM 4 - Part of the LF957RPDA Series ZA100F-2NH This 3/4-1 IN second checkThis 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