- Royersford, Pennsylvania, United States
- Oct 28th
Watts Model M 3/4" 374A Relief Valve (30 psi) New, no box Standard Pressure Setting: 30psi (206.9 kPa). Series 374A Watts Boiler Pressure Relief Valves are used in hot water boiler applications to protect against excessive pressure on all types of hot water heating boiler equipment. It consists of an iron body construction with forged bronze inlet connections, non-metallic disc-to-metal seating, stainless steel spring, and test lever.