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and reliable drainage
and debris away from the drain dome while still allowing high-volume water flow
It’s made of glass-reinforced nylon
vent spring
just empty the sediment and sledge out as the bag gets full and then reinstall to be used again
Watts 174A-045 1 1/4 - Part of the 174A Series ADS and reliable drainageThis 1 1 4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressures on all types of hot water heating supply boiler equipment. It consists of a bronze body construction with NPT threaded female inlet and NPT threaded female outlet (drain) connections, non metallic disc to metal seating, stainless steel spring, and test lever. It resists corrosive water conditions,