Watts 174A 040 FS 1 - Part of the 174A Series ZA100F-8NH one relief valve disc assembly

one relief valve disc assembly

preventing sediment from infiltrating local water bodies and beyond the jobsite limits

Specifications Capacity 23 GPM at 45PSI Cold Inlet Temperature Range 40 to 85 degree F Cold Water Bypass No Cold Water Inlet Connection Size 1/2 IN Cold Water Inlet Connection Type Quick Connect Cold Water Inlet Thread Type Does Not Apply To Product Flow Rate 0

ZN415H-4NH

12" Diameter Combination Main Roof and Overflow Drain with Low Silhouette Domes and Double Top-Set® Deck Plate

Watts 174A 040 FS 1 - Part of the 174A Series ZA100F-8NH one relief valve disc assemblyThis pressure relief valve has a 1 inch NPTF female inlet and outlet and a 40 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