Watts 957NRPDA-OSY-LM 6 - Part of the 957RPDA Series ZC100F-8NH Specifications Body Material Bronze Brand

Specifications Body Material Bronze Brand Watts EAN 098268578300 Inlet Connection Size 3/4 IN Inlet Connection Type Female Threaded Inlet Thread Type NPTF Lead Free NO Maximum Working Pressure-PSI 93 Outlet Connection Size 3/4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number F274751 Pressure Range Does Not Apply To Product Pressure Relief Setting-PSI 125 Series 174A Specification Sheet - 174A

This 1 IN lead free dual check valve backflow preventer helps prevent the reverse flow of polluted water from residential fire sprinkler systems from entering into the potable water supply

For use on 1 IN

Viton® disc

Watts 957NRPDA-OSY-LM 6 - Part of the 957RPDA Series ZC100F-8NH Specifications Body Material Bronze BrandThis 6 inch 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 installation.