Watts 0121575 Valve 30067439-890 Constructed with a robust bronze

Constructed with a robust bronze body and a Teflon (PFA) disc insert

When troubleshooting a pressure switch stuck open error code

which mitigate the common failure points of standard valves—such as plunger mushrooming

allowing for distinct setpoints in energy-saving modes

extending the operational lifespan of the equipment

Watts 0121575 Valve 30067439-890 Constructed with a robust bronzeThe Watts 0121575 is a high capacity ASME Section IV water pressure relief valve engineered for commercial hot water heating and domestic supply boiler systems. Built with a lead free copper silicon alloy body, the Watts LF174A 2 inch valve is designed to manage thermal expansion and provide overpressure protection in demanding mechanical rooms. This model features a 150 PSI pressure setting and is capable of a massive steam discharge capacity of