10 CFR Subpart D - Subpart D—Commercial Warm Air Furnaces
- § 431.71 Purpose and scope.
- § 431.72 Definitions concerning commercial warm air furnaces.
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Test Procedures (§§ 431.75 - 431.76)
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Energy Conservation Standards (§ 431.77)
- 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 B to Subpart D of Part 431–Uniform Test Method for Measurement of the Energy Efficiency of Commercial Warm Air Furnaces (Thermal Efficiency Two)
Source:
69 FR 61939, Oct. 21, 2004, unless otherwise noted.