Watts 174A 120 FS 1 - Part of the 174A Series Egress System With a cast iron body

With a cast iron body

and regular use in wet areas

Z742-4SP-DG

Specifications Kit Type Total Repair Kit Lead Free NO Product Group BACKFLOW KITS UPC - 098268545104

Watts 174A 120 FS 1 - Part of the 174A Series Egress System With a cast iron bodyThis pressure relief valve has a 1 inch NPTF female inlet and outlet and a 120 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.