EER has various meanings in the Conditioner category. Discover the full forms, definitions, and usage contexts of EER in Conditioner.
A measure of the efficiency of a heating or cooling system, as a heat pump or air conditioner, equal to the ratio of the output in B.T.U./hour to the input in watts: A high-efficiency home window air conditioner has anenergy efficiency ratio of 7.5 or more.
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