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Previously Rebated Furnace Increases SEER Rating
Old Furnaces Help New Air Conditioners
Booster for the Upcoming Air Conditioning Season
For the first time in the COOL SAVINGS REBATE Program, OPA allowed to use a previously rebated furnace to increase SEER rating of the newly installed air conditioner.
Outdoor part of the air conditioner (condenser) comes with some efficiency rating attached – SEER rating. That nominal rating takes into account the performance of the condenser with some nominal evaporator coil. The effect of the furnace blower on the air conditioning efficiency is not counted in the nominal rating. Meanwhile a furnace blower with a DC motor (aka variable speed, brushless, ECM) can increase the efficiency of the air conditioner. These furnaces received OPA rebates in years 2007, 2008 and 2009.
By proper choice all three components – condenser, evaporator and furnace (or air handler), it’s possible to bring up SEER rating of the air conditioner by at least one point. For example,
14 SEER air conditioner becomes 15 SEER one. Efficiency increases by approximately 7%. It may not sound too much. But at the same time the amount of rebates increases from $0 (zero) to up to $900.
In previous years (2007, 2008 and 2009), the “furnace effect” would be counted only if the air conditioner and the furnace had been installed at the same time. Starting this 2010 year, if the furnace has already received a rebate, read it is already in the OPA database, this furnace can be counted in to increase the air conditioner’s SEER rating.
It’s a good news for the home owners that previously passed on the air conditioner, and now need to replace it. With all the rebates, they can get a top of the line air conditioning unit at a price below an entry level builder model.