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Regulations last checked for updates: Jan 30, 2025
Title 10 - Energy last revised: Jan 28, 2025
All Titles
Title 10
Chapter II
Part 431
Subpart D - Subpart D—Commercial Warm Air Furnaces
TEST PROCEDURES
§ 431.75 - Materials incorporated by reference.
§ 431.76 - Uniform test method for the measurement of energy efficiency of commercial warm air furnaces.
§ 431.71 - Purpose and scope.
§ 431.72 - Definitions concerning commercial warm air furnaces.
ENERGY CONSERVATION STANDARDS
§ 431.77 - Energy conservation standards and their effective dates.
Appendix Appendix A - Appendix A to Subpart D of Part 431—Uniform Test Method for Measurement of the Energy Efficiency of Commercial Warm Air Furnaces (Thermal Efficiency)
Appendix Appendix B - Appendix B to Subpart D of Part 431-Uniform Test Method for Measurement of the Energy Efficiency of Commercial Warm Air Furnaces (Thermal Efficiency Two)
authority:
42 U.S.C. 6291-6317
;
28 U.S.C. 2461
note
source:
64 FR 54141, Oct. 5, 1999, unless otherwise noted.
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