“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) Heating & Cooling Package Gas Furnaces Return to heating and cooling products Home | Products | Services | Coupons | Contracting  | Contact  | Employment  | About Us   | Sitemap Advanced Comfort Control With Electric A/C and Gas Heat The Infinity air conditioner and gas furnace system represents forward- looking technology. It quietly cools and heats your home, automatically keeping temperatures and humidity levels in check. Infinity® Series Packaged Gas Furnace and Air Conditioner System Models: 48XL Comfort™ Series Packaged Gas Furnace and Air Conditioner Models: 48ES Keep Your Home Comfortable With Electric Cooling, Gas Heat Comfort is the name, and comfort is what you get. This is the economic choice for an air conditioner and gas furnace in one packaged system. It will dutifully heat and cool your house year after year.