Watts 757-OSY-GXG 4 - Part of the 757 Series ZA100F-4NH This pressure relief valve has

This pressure relief valve has a 1 1/4 inch NPTF female inlet and outlet and a 90 psi pressure relief setpoint

Body collar with weepholes to capture perimeter seepage and enhance drainage integrity

The Zurn Z1464 is a heavy-duty access cover designed for commercial and industrial cleanout and drainage access applications where a robust

Bronze body with satin chrome finish and extended shank to accommodate insulation

Watts 757-OSY-GXG 4 - Part of the 757 Series ZA100F-4NH This pressure relief valve hasThis 4 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of 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. It is ideal for protection at cross connections identified as non health hazards and from other contaminants found at the service line