Home > Term: gas central furnace and boiler efficiency measures
gas central furnace and boiler efficiency measures
The annual efficiency ratings of furnaces and boilers based on average usage, including on and off cycling as determined by standardized Department of Energy test procedures.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Energy
- Category: Natural gas
- Company: AGA
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