Cobb Air has: Been serving the local area over 10 Years. our full service residential heating, Ventilation and Air Conditioning experts specialize in residential & light commercial heating & air Service. Services Offered: Gas Furnace - Installations Electric Furnace - Installations Central Humidifier Installations Central A/C Installations & Repairs 5.0 Review by a homeowner in Cartersville, GA Project: Repair Electric Furnace / Forced Air Heating System Excellent prices. Very quick install. The owner is very friendly and knowledgeable. 4.5 Review by a homeowner in Marietta, GA Project: Install Natural Gas or Propane Furnace / Forced Air Heating System I needed 2 units installed, heat and air. Cobb Air came in and were professional and efficient and were on time. I'd certainly recommend Cobb Air for your heating and cooling needs. 4.5 Review by Thomas M. in Marietta, GA Project: Repair Natural Gas or Propane Furnace / Forced Air Heating System Friendly and helpful, did exactly what he said he would do at the rate quoted.