7.3 : Efficiency Standards for Residential HVAC




7.3.2 Efficiency Standards for Residential Furnaces
Effective for products manufactured before November 19, 2015
AFUE (%) (2)
Furnaces (excluding classes noted below) 78
Mobile Home Furnaces 75
Small Furnaces with input rate < 45,000 Btu/hr (1)
- Weatherized (outdoor) 78
- Non-Weatherized (indoor) 78
Effective for products manufactured on or after November 19, 2015
AFUE (%) (2)
Non-Weatherized Gas Furnaces 80
Weatherized Gas Furnaces 81
Mobile Home Oil-Fired Furnaces 75
Mobile home Gas Furnaces 80
Non-Weatherized Oil-Fired Furnaces 82
Weatherized Oil-Fired Furnaces 78
Note(s): 1) Excludes those intended solely for installation in mobile homes. 2) Annual Fuel Utilization Efficiency.
Source(s): Title 10, Code of Federal Regulations, Part 430 - Energy Conservation Program for Consumer Products, Subpart C - Energy and Water Conservation Standards and Their Effective Dates. January 1, 2010.









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Sources:

Title 10, Code of Federal Regulations, Part 430 - Energy Conservation Program for Consumer Products, Subpart C - Energy and Water Conservation Standards and Their Effective Dates. January 1, 2010