24-Hour Emergency HVAC System Services! Call
(937) 342-3294

DeLong Air, Inc.

1650 Commerce Road Springfield, OH 45504


(937) 342-3294

Springfield's Choice for Award-Winning HVAC Service

Since 1985, DeLong Air, Inc. has been providing quality HVAC system service to residential and commercial customers in Springfield and the surrounding area. We install and repair a variety of central air units, heat pumps, boilers, gas furnaces, geothermal systems and other equipment. 
$200 Off on the Installation of a New Furnace and Air Conditioning System or a Furnace and Heat Pump
(Not to Be Combined With Other Offers, Discounts or Coupons) 
At DeLong Air, Inc., our experienced professionals are dedicated to help you meet your energy-saving goals. We strive to ensure your family and employees feel comfortable throughout the year. Our technicians are up-to-date on the latest HVAC and air quality products.Customer satisfaction is our top priority. Call to schedule your consultation today at (937) 342-3294.
12-Month Interest-Free Financing Available!

What Sets Us Apart?

  • Over 33 Years of Experience
  • 24-Hour Emergency Services Available
  • Experienced and Well-Trained Technicians
  • Free Estimates on Installations
  • 4 Time Winner of Angie's List Super Service Award

We Offer:

  • HVAC System Services
  • Indoor Air Quality Products
  • Geothermal System Installation and Repairs
  • Gas Furnace Installation and Repairs
  • Central Air Unit Installation and Repairs
  • Heat Pump Installation and Repairs
  • and More

Have Any Questions? Call Us Today at (937) 342-3294.

Business Hours

Mon - Fri: 8:00am - 5:00pm
Sat & Sun: Closed
Saturday: By Appointment Only
24-Hour Emergency Services
Ted DeLong, President

Payment Types

All Major Credit Cards, Financing Available
Reach Out to Us!

(937) 342-3294