Watts 174A 125 FS 1 1/2 - Part of the 174A Series Strip Drian 719 Compatible Size Used On

719 Compatible Size Used On 1/2 IN Kit Contents Cover

Featuring long lasting strength

Available in galvanized and stainless steel options

It provides continuous purging and venting of air in the system when installed with Watts Model ET expansion tank and Model FV4 float-vent

Watts 174A 125 FS 1 1/2 - Part of the 174A Series Strip Drian 719 Compatible Size Used OnThis pressure relief valve has a 1 1 2 inch NPTF female inlet and outlet and a 125 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.