Certified Air Information

Certified Air, LTD. offers Heating and Cooling Maintenance and Replacement in the Belleville, Illinois Area. For over 28 years Our employees pride themselves in providing quality products and workmanship at competitive prices. We also offer 24/7 service. Certified Air is locally owned and operated by Jim Mercurio who got his start in the maintenance business over 28 years ago. Through hard work and continuing education Jim is becoming a leader in the St. Louis Metro Area in the Heating and Cooling business. After 28 years in business we now have Furnace and Air Conditioner Parts in stock. We invite you to stop by our location to check out our parts inventory. Items in stock include: motors, gas valves, circuit boards, ignitors, capacitors, ignition modules, fan and limit switches, relays, thermostats, sheet metal, etc. If a part is not in stock we normally can have it the same day. We also have replacement parts in stock for Honeywell, Robertshaw, Whiterodgers, ICM and Fenwall. Bring your part in today and we should be able to match it up with a replacement. Jim's goal is to provide customers with 100% sales and service satisfaction. Keep warm and Good luck in 2015.