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5" WC (Water Column) for natural gas applications
Is this burner compatible with natural gas systems
and CFC refrigerant environments
Is this compatible with all tonnages
an "open" reading typically indicates a fractured element requiring replacement
Watts 0278328 Valve Els PW 17895 5" WC (Water Column) forThe Watts 0278328 (Model 174A 2 50) is a high capacity ASME Section IV certified boiler pressure relief valve designed for commercial hot water space heating and domestic supply applications. Featuring a 2 inch NPT female threaded inlet and outlet, this bronze body safety valve provides critical overpressure protection for large scale boiler systems. It is factory set at 50 PSI, delivering a verified steam discharge capacity of 5,575,000 BTU hr. Its
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