Watts 0369011 Relief Valve 318518-761 000 BTU/hr depending on gas

000 BTU/hr depending on gas type

000 to 199

and 2DL-0750 compressors

they often lack the specific port configuration and siphon-breaking capabilities of the genuine Carrier 328154-701

Watts 0369011 Relief Valve 318518-761 000 BTU/hr depending on gasFor industrial grade boiler safety and system integrity, the Watts 0369011 (LF474A) is a critical boiler pressure relief valve designed specifically for hot water heating systems. This 3 4 inch NPT female inlet valve is factory calibrated to a 125# (125 PSI) set point, providing essential over pressure protection for domestic supply boilers and commercial heating equipment. Built with a lead free bronze body, the LF474A prevents the buildup of