“Family owned and operated since 1972” SERVING THE DFW METROPLEX Sala Air Conditioning has been serving the DFW area since 1972, providing commercial and residential heating and air conditioning. (Parts, Sales, Service, Installations, and Repairs) What is a Furnace? Home | Products | Services | Coupons | Contracting  | Contact  | Employment  | About Us   | Sitemap For more information on these specific types of furnaces, see these sections:     * Gas Furnaces     * Electric Furnaces Sala Air Service Tech working on Furnace 214-742-7252 CALL TODAY! Learn Furnances heat up the air in your home by pulling air across electric heat strips or gas heated air to warm your home during the cold winter months. There are some components that we recommend being checked out in order to assure safety of your gas furnace:  • Check the integrity of the heat exchanger for any cracks • Check all safeties to make sure they are working properly • Clean any dirt and debris from the blower motor • Ensure that the flue pipe is working properly Service Areas: Dallas, Duncanville, DeSoto, Cedar Hill, Lancaster, Highland Park, Grand Prairie, Irving, Addison, Garland, Coppell, Southlake, Grapevine, Sunnyvale, Farmers Branch, Oak Lawn, Oak Cliff, Arlington, and Far North Dallas.