the 94-M prevents the burner from automatically restarting once the water level is restored

leading to diaphragm damage

Ease of Installation: Standard 3/4" NPT threads facilitate direct replacement during routine service calls

Most 0171M00003S assemblies come with the necessary mounting hardware or gaskets

Watts 0121325 Valve R-134A the 94-M prevents the burnerThe Watts 0121325 (Model 1XL 4 150) is a professional grade 1 2 inch T&P relief valve engineered for critical temperature and pressure protection in water heater and storage tank applications. This ASME rated safety valve is designed to manage thermal expansion and prevent over pressurization in systems with a maximum heat input of 15,000 BTU hr. Featuring a 4 inch extension thermostat with a specialized thermo bonded coating, the 1XL 4 ensures