Watts 40L125210 Temperature and Pressure Relief Valve

Watts 40L125210 is a 3/4-inch automatic reseating Temperature and Pressure Relief Valve designed to protect water heaters, hot water storage tanks, and commercial hot water systems from excessive pressure and temperature conditions. Brand Watts, Series 40L, Model 40L125210, with 3/4 in. Male NPT inlet and 3/4 in. Female NPT outlet, provides 125 PSI and 210°F (99°C) relief settings, a bronze body, copper thermostat, stainless steel spring, and a test lever for field verification in potable water service. This ASME-rated safety relief valve is commonly specified for commercial water heating systems in apartment complexes, hotels, hospitals, schools, nursing homes, restaurants, laundries, manufacturing facilities, food processing plants, institutional buildings, and mechanical rooms, offering direct tank tapping mounting to prevent overpressure and overtemperature conditions.