The DOE, otherwise known as the U.S Department of Energy had scheduled a major change in HVAC Efficiency ratings for the year 2013. This change would have enforced the northern states to comply with installing furnaces with an AFUE rating of 90. The current minimum AFUE rating for furnaces is set at 78. Under the new rating standards, when an existing furnace happened to wear out, homeowners would have had to replace it with a modern furnace that has an AFUE rating of 90. The enforcement of the new HVAC Efficiency Standards is currently held up for review in court. The delay is because of the strain the initial cost of a furnace with an AFUE 90 rating puts on homeowners. In addition to the cost of a new furnace, homeowners must also install an entirely new vent system for their new furnace. These more efficient condensing furnaces, which are the only furnaces with an […]