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

one relief valve disc assembly

Its design features make it a solid choice where HVAC units

model BF-03-111-25-M2

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

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