16 CFR Appendix G3 to Part 305 - Furnaces - Oil

Appendix G3 to Part 305 - Furnaces - Oil
Type Range of annual fuel
utilization efficiencies (AFUEs)
Low High
Non-Weatherized Oil Furnaces - All Capacities 83.0 96.7
Weatherized Oil Furnaces - All Capacities 78.0 83.0
[83 FR 7598, Feb. 22, 2018]

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