Insist on a Whole House or Room by Room Heat Load Calculation
An ACCA Manuel J load calculation is the most accurate method to correctly size the air conditioning system for you and your home. The ‘load calculation analysis’ will take a qualified contractor less than an hour to complete and will save you dollars for years to come.
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An ACCA Manuel J heat load calculation on your San Marcos home takes into account the size of the rooms, number and type of windows and the direction they face, insulation in the attic and walls, type of foundation, location of doors, and more.