Watts 0358553 Valve Els PW 17895 By maintaining precise spark gap

By maintaining precise spark gap tolerances

Designed with a synchronous drive

Prop 65 Compliance: Contains necessary California state safety warnings regarding material composition

and features high- and low-voltage separation within a single compact junction box for maximum field safety

ensure the green spring is properly seated within the spring chamber to avoid erratic delivery pressure or hunting

Watts 0358553 Valve Els PW 17895 By maintaining precise spark gapThe Watts 0358553 (Model 374A 3 4 30) is a high capacity boiler pressure relief valve engineered specifically for hot water space heating boilers. This critical safety component provides overpressure protection with a fixed 30 psi pressure relief setting and a discharge capacity of 550,000 BTU hr. Designed for professional hydronic heating systems, it features a durable iron body construction and a forged bronze inlet to withstand demanding contractor