Regulations last checked for updates: Nov 22, 2024

Title 16 - Commercial Practices last revised: Nov 20, 2024
Appendix Appendix G3 - Appendix G3 to Part 305—Furnaces—Oil
Type Range of annual fuel utilization efficiencies
(AFUEs)
Low High
Non-Weatherized Oil Furnaces—All Capacities83.096.7
Weatherized Oil Furnaces—All Capacities(*)(*)

(*) No data.

[87 FR 61475, Oct. 12, 2022]
authority: 42 U.S.C. 6294.
source: 52 FR 46894, Dec. 10, 1987, unless otherwise noted.