The U.S. Environmental Protection Agency (EPA) issued a draft 1 Energy Star® Version 2.0 furnace specification for general review and comment. The key proposed revisions are as follows.
New AFUE Level for Oil Furnaces:
The EPA is proposing to revise the oil furnace AFUE rating to 83 percent. The effective date for this Tier 1 proposed level was Oct. 1, 2006.