Trane Air Conditioners in St. Louis, MO

Design Aire is not only the largest residential Trane dealer in St. Louis – we are the largest in the entire state of Missouri.

We have more training and experience with Trane systems than any dealer in the area. We also receive quantity discounts on Trane equipment, so you receive the best equipment and installation at a reasonable price!

Browse all our Trane air conditioners below. To get more information or make a purchase, contact us today!