Air conditioners are like shoes; when they don’t fit, you’re uncomfortable. The key to an efficiently cooled home is an air conditioning system that is tailored to the house. When professional contractors size an air conditioner, they perform a heat-load calculation. This takes into account such factors as the size of the house, the number of occupants, the amount of window space, the insulation values of the house, and the amount of sunlight exposure the house receives.
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