Watts 0274934 Valve 30067439-890 never leave a unit running

never leave a unit running with a bypassed limit

Optimized Airflow Performance: Specifically pitched blades provide stable 9

all unused mounting holes should be covered to protect the internal components from debris

The JB T2-12 3/4" SAE Three-Way Tee is a heavy-duty

Watts 0274934 Valve 30067439-890 never leave a unit runningThe 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