HVAC in Georgia is mostly a cooling and humidity business, until you reach the mountains or an ice week finds a heater that has sat idle since March. The Piedmont and the south run equipment hard from late spring into fall. Attic air handlers bake above ranches. Condensate lines clog, overflow, and stain a ceiling so the leak looks like the roof. Coastal condensers sit in salt air and corrode at the cabinet and the fins. Mountain houses still care about heat, heat pumps in the cold, and pipes of condensate that freeze.
If the house is hot, say whether the system is running, frozen into a block of ice on the copper, or silent. A dirty filter and a crushed return duct can imitate a dead compressor. Ask what gets ruled out before a major part is condemned. If the house is cold, say whether you smell combustion, whether the flue has been looked at, and whether anyone is without heat tonight.
Replacement is a different call from repair. Ask whether the new equipment was sized for this house or simply matched to the nameplate of the old one. Ask whether the ducts are reused, sealed, or resized, especially in a two-story house where the upstairs has never been comfortable. Matched indoor and outdoor equipment is a normal topic. A new outdoor unit on a tired indoor coil is a shortcut you should hear described plainly, including what it leaves behind.
Pollen season in the Piedmont plugs filters faster than a dry climate would. Humidity is the other half of comfort. A system that drops the temperature and leaves the air clammy is not finished. Ask about drainage, the float switch, and whether the bath fans and the attic are part of why the house feels wet. On the coast, ask what salt does to the expected life of an outdoor cabinet. In the mountains, ask how the heat behaves on a night well below freezing.
Say heat or cooling, say whether it died or merely weakened, and say the city. HVAC in Georgia is urgent when the house is unsafe to sleep in and ordinary when you are planning ahead. Either way, start with the symptom. Call the number on this page.