gas boiler electrical acceptance standard

Resources for boiler codes and standards - Specifying Engineer

Apr 18 2014 · ASHRAE 90.1 defines minimum efficiency requirements for gas and oil-fired boilers. ASHRAE 118.1 is applicable to electric resistance electric air-source heat pump gas-fired and oil-fired water-heating equipment including hot water supply boilers with input ratings less than 12.5 million Btu/h (3660 kW) and greater than:

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