Watts 174A 135 FS 1 1/4 - Part of the 174A Series American Wick Drain System Selection:

System Selection:

This product can be combined with 2060 Polycarbonate Cover

prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage

1 1/4 IN Watts Model 77S

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 1 IN Outlet Connection Type Union Female Threaded Outlet Thread Type NPT Part Number 0009322 Series LF25AUB-Z3 Standard Reduced Pressure Setting-BAR 3

Watts 174A 135 FS 1 1/4 - Part of the 174A Series American Wick Drain System Selection:This pressure relief valve has a 1 1 4 inch NPTF female inlet and outlet and a 135 psi pressure relief setpoint. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a bronze body, non metallic disc to metal seating, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert technology to detect excessive water discharges from the relief valve.