Conbraco 18C-521-3-150 Valve 326058-757 It is not designed for

It is not designed for low-pressure monitoring or suction line protection

Commonly identified as the 790-3/4-45 relief valve

This model is designed for use with air or combustion by-products that are non-corrosive to the silicone diaphragm and plated housing

Industrial Grade Build: Durable SPDT contact configuration ensures long-cycle life in high-vibration and variable-temperature environments

verified 100295917 replacement seals are necessary for reliable long-term operation and environmental compliance

Conbraco 18C-521-3-150 Valve 326058-757 It is not designed forThe Conbraco 18C 521 3 150 is a high capacity ASME Section IV certified temperature and pressure relief valve designed specifically for commercial hot water heaters and storage tanks. Built with a rugged ASTM B584 bronze body and brass trim, this Apollo TPC series valve provides critical safety overpressure protection. It features a 1" Male NPT inlet and a 1" Female NPT outlet, factory set to 150 PSI and 210?? F. With a massive 2,155,000 BTU steam