Watts 174A 150 FS 1 1/4 - Part of the 174A Series SKAPS and membrane clamping features make

and membrane clamping features make it a durable choice for commercial and industrial roofs

and the unit comes equipped with a standard no-hub outlet for easy installation

brass cleanout plug and no hub connection for a 4 inch pipe

and low pressure steam

This valve is individually tested

Watts 174A 150 FS 1 1/4 - Part of the 174A Series SKAPS and membrane clamping features makeThis pressure relief valve has a 1 1 4 inch NPTF female inlet and outlet and a 150 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.