Design-Air Heating & Air Conditioning
Geothermal Heating & Cooling

For over 26 years, Design-Air Heating & Air Conditioning has provided exceptional comfort systems to successfully meet the needs of our many customers in a wide variety of applications. And we're proud to offer the finest heating and cooling option available--the WaterFurnace geothermal comfort system.

Under the direction of John W. Hall, our team of designers, installers, technicians and support staff are dedicated to providing our customers with the finest comfort technology available—and that’s why we offer the fine products of WaterFurnace.

The wide variety of quality WaterFurnace products enables us to design and install the right system for your home at an affordable price to provide you with many years of comfort, savings and safe, quiet, reliable operation.

With our skilled technicians, we provide quick response to your installation and service needs within a 75 mile radius of the Decatur area. We have technicians available 24 hours a day, 7 days a week.

Please contact us to see how you can benefit by selecting Design-Air Heating & Air Conditioning and WaterFurnace for your home.