Our Newest AC Furnace Apprentice
JT Dunn Heating and Cooling is proud to have Jay on board that scored top in his class. He also scored a near-perfect score on
Air Conditioner Tune Up
The dogwoods are blossoming and the temperature is heating up outside. Not quite time to fully turn on the air conditioner in St. Louis area
Humidifier Selection
Hello St. Louis Homeowners, This winter your home may be drier than the Sahara. This would be a desert humidity level of approx. 16% which
Air Purifier Kills Germs in the Air
Reme has just upgraded its Halo Air purifier to work even better. This air purifier ionizes hydrogen peroxide into the air consequently killing germs on
St. Louis Furnace Repair
Dunn Heating and Cooling is your St Louis furnace repair specialists. We are licensed as a commercial heating and cooling contractor in St. Louis County,
St. Louis Furnace Season
Yes, St Louis, it’s that time of year. Time to fire up the furnace. A St Louis furnace takes a beating year round even when
Dunn Heating & Cooling Wins Award from Ameren Missouri
We are happy to be the recipient of an Excellence in Energy Efficiency Award from Ameren MO. This just goes to show our commitment to
Ameren Illinois On-Bill Financing
Back by popular demand, Ameren Illinois on-bill financing. This is a great program to help homeowners purchase heating, cooling, insulation, and air sealing products and
Dunn’s Award Winning HVAC Service
Dunn Heating and Cooling is proud to announce winning multiple prestigious awards for the year 2014: Ameren Missouri Outstanding HVAC Company, Angie’s List Super Service
Illinois HVAC Installation
JT Dunn Heating and Cooling technicians are trained to handle the heating and cooling needs of new or old homes in Illinois and Missouri. The