AC & Heating RepairsAt Carter & Sons HVAC, we provide heating and air conditioning repairs for all makes and models of equipment. ReviewsCarter & Sons HVAC is located in Smyrna, GA. Our goal is to provide 5-star service each and every service call. Family PlanHere in Georgia, our intense weather means your HVAC systems are working hard all year long. Your HVAC system is often overlooked due to the old adage, "out of sight, out of mind." But those hidden vents, pipes, and coils are integral to keeping you warm in the winter and cool in the summer and keeping the air you breathe clean from harmful allergens.