Watts 740-045 1 1/2 - Part of the 740 Series ZC100F-4NH enhancing both functionality and aesthetics

enhancing both functionality and aesthetics

1/4 IN (8mm) low pressure gauge port with gauge

backfill around the under fence weed barrier to help conceal the plastic

3″ invert depth

This assembly without shutoffs consists of a cast bronze body construction

Watts 740-045 1 1/2 - Part of the 740 Series ZC100F-4NH enhancing both functionality and aestheticsThis 1 inch boiler pressure relief valve is used in hot water space heating boiler applications to protect against excessive pressure on all types of hot water space heating boiler equipment. It consists of a iron body construction with expanded outlet drain connections for hot water space heating boilers, non metallic disc to metal seating, stainless steel spring, and test lever. It offers large discharge capacity, resists corrosive water conditions,