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A/C Doctors Heating & Air helps San Antonio homeowners conserve energy and save up to 20% on their heating and cooling bills by insulating attics with the Owens Corning AttiCat system. This expanding blown-in insulation is Energy Star rated and is a no-mess, economical and environmentally responsible way to save energy, money, and get the most out of your heating and air conditioning system. Ask for a free quote today!