Lochinvar & A.O. Smith 100274785 Valve 30067439-890 and EF33CW188

and EF33CW188

it maintains an accuracy of

reducing physical wear and tear on the actuator

whereas Section IV valves are typically for heating boilers

Lochinvar & A.O. Smith 100274785 Valve 30067439-890 and EF33CW188The Lochinvar & A. O. Smith 100274785 Pressure Relief Valve is a critical OEM replacement part engineered for high capacity commercial boilers and water heating systems. Featuring a robust 1 1 2" x 2" connection size and a factory set 50 PSI pressure rating, this valve provides essential overpressure protection for heavy duty hydronic applications. With a massive relief capacity of 4,237,000 BTU hr, it is designed to meet strict ASME safety standards,