Oct. 27, 2011: DOE Confirms Direct Final Rule Establishing Regional Efficiency Standards
Under this rule, the North region will have a gas furnace standard of 90 percent AFUE. The South and Southwest will have a split-system air conditioner standard of 14 SEER.
DOE noted that compliance with the standards in the direct final rule will be required on May 1, 2013 for non-weatherized furnaces and on Jan. 1, 2015 for weatherized furnaces and central air conditioners and heat pumps.
Publication date: 10/24/2011