St. Louis Furnace Repair
November 4, 2015
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
October 31, 2015
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
June 30, 2015
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
April 10, 2015
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
March 7, 2015
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