Watts 0274934 Valve 30067439-890 Durable Construction: Built to withstand

Durable Construction: Built to withstand the high-cycle demands of technical HVACR Environments

This specific model is primary rated for 60Hz operation

and MWUH series of fan forced heaters

the B6747 cap provides the necessary housing for its respective internal mechanism regardless of piping orientation

Watts 0274934 Valve 30067439-890 Durable Construction: Built to withstandThe Watts 0274934, also identified as the Watts 174A 1 30, is a high capacity 1 inch ASME pressure relief valve designed specifically for hot water heating systems and domestic supply boilers. Engineered with a heavy duty bronze body and a stainless steel spring, this valve provides critical overpressure protection for equipment rated up to 1,005,000 BTU hr. The 174A series is the industry standard for contractors requiring a 30 PSI relief setting