Watts 994HMB-GPM 2 1/2 X 3 - Part of the 994HMB Series ZC100F-4NH This pressure relief valve has

This pressure relief valve has a 3/4 inch NPTF female inlet and outlet and a 40 psi pressure relief setpoint

Adjustable round nickel-bronze strainer with heel-proof grate suited for commercial use

The unit includes a reversible clamping collar equipped with both primary and secondary weepholes to manage perimeter seepage and maintain reliable drainage

Provides secondary debris protection for roof drain systems

ASSE 1070 listed and CSA certified

Watts 994HMB-GPM 2 1/2 X 3 - Part of the 994HMB Series ZC100F-4NH This pressure relief valve hasThis 2 1 2 to 7 NST by 3 inch portable hydrant backflow preventer with a GPM meter is designed to accurately measure the flow and protect the water supply from possible contaminations. It is ideal for protection where the flow is in one direction and the possibility of cross connection exists, such as on an existing hydrant hookup or other non permanent installation. It prevents the reverse backflow through the fire hydrant of fire protection