Watts 174A 030 FS 1 - Part of the 174A Series ZA100F-3NH This 4 inch wafer style

This 4 inch wafer style butterfly valve

ZN415I-3IC

Stainless Steel Seat

Lubricant Kit Type First Check Rubber Parts Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268414219

UPC - 098268595550

Watts 174A 030 FS 1 - Part of the 174A Series ZA100F-3NH This 4 inch wafer styleThis pressure relief valve has a 1 inch NPTF female inlet and outlet and a 30 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. Sensor