annual fuel utilization efficiency Archives

Someone testing annual fuel utilization efficiency (AFUE) of a residential boiler by following ANSI/ASHRAE 103-2022.

ANSI/ASHRAE 103-2022: AFUE Testing of Residential Furnaces & Boilers

March 4, 2022January 11, 2023Brad Kelechava

Most homes in the United States are heated with either furnaces, systems that heat air and distribute it throughout the house, or boilers, appliances with […]

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