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Key Benefits Precision Engineering: Specifically calibrated for Lochinvar Knight XL 800
Featuring a rugged brass body and high-flow 1
always check the manufacturer’s technical data for multi-frequency applications
With an 11 3/4" outside diameter
If the protector is cool but shows an open circuit
Watts 0556006 Valve 321042-401 Key Benefits Precision Engineering: SpecificallyFor high capacity commercial water heating systems, the Watts 0556006 Temperature and Pressure Relief Valve (Series 40XL) is the industry standard for fail safe protection. Designed for 1 inch NPT connections, this ASME rated T&P valve features a 1,481,000 BTU hr discharge capacity and is factory set for 100 psi relief pressure. The 4 inch extension thermostat is engineered with a specialized thermo bonded coating that effectively retards mineral