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What do the rating numbers really mean?

April 26, 2017mean Numbers rating

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What do the rating numbers really mean?

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The rating numbers are government standards used to compare unit efficiency. The higher the rating, the more efficient the model is to run. Here are some of the most common. SEER (Seasonal Energy Efficiency Rating) -Used to rate cooling efficiency. HSPF (Heating Seasonal Performance Factor) – Used to rate heat pump efficiency. AFUE (Annual Fuel Utilization Efficiency) – Used to rate gas furnace efficiency.