If your furnace is over 15 years old, needs frequent repairs, or can't keep your home warm, a replacement may be your best investment. Mark's Heating & Air Conditioning helps Sparta, TN homeowners choose the right heating system for their needs and budget. We offer gas furnaces, electric furnaces, heat pumps, and dual-fuel systems from leading manufacturers, all professionally installed and backed by manufacturer and workmanship warranties.

Modern furnaces offer significantly higher efficiency ratings than older models. Upgrading from an 80% AFUE furnace to a 96% AFUE model means that 96 cents of every dollar you spend on heating actually goes to warming your home. Combined with our flexible financing options and available utility rebates, a new furnace can start saving you money right away.