Over 90% of our installations are from referrals.

Your Trusted HVAC Contractor in Springfield, OH

Name: Delong Air Inc.
Address: 1650 Commerce Rd, Springfield, OH, 45504, US
Telephone: 937-323-2300

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★★★★★

I use Delong Air for both residential and commercial. They have installed complete new systems and have provided on-going routine maintenance. They have great technicians that care about what they do and provide honest evaluations of the equipment and excellent service.

-Dale B.

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★★★★★

I have never had any problems with this company. Every time Chris has worked on my furnace he does a very thorough job,. Always friendly and always smiling. They are always on time. Keep up the good work. Will and have recommended this company to my friends and family.

-Barbara M.

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★★★★★

Prompt, knowledgeable & do a thorough job. Very ethical & dependable.

-Kathey W.

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★★★★★

Always excellent service — knowledgeable, punctual, personable technicians, backed by a competent, friendly office staff.

-Visha R.

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★★★★★

Arrived promptly. Very pleasant and polite technician. Performed necessary services efficiently and professionally, left a detailed and clear statement of work performed. Great experience. DeLong is always 1st class.

-Peter G.

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Happy Family carrying a baby outdoor | Springfield, OH | Delong Air Inc.

Are you dealing with an Air Conditioning, Furnace or Heat Pump Issue? Our Expert technicians are here to help!

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Have the rapid advancements in heating and cooling left you puzzled about which company truly possesses the training and experience to handle your HVAC issues? DeLong Air, Inc. are your reliable HVAC experts serving Springfield, OH. As professionals in the mechanical industry, and an Elite Dealer for Tempstar, we go beyond the norm, focusing on your comfort and energy efficiency. Our aim? Crafting air conditioning and heating systems that redefine your living and working spaces - making them healthier, quieter, more comfortable, and environmentally conscious.

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In a world of evolving heating and cooling technologies, the right choice is crucial. DeLong Air, Inc. stands at the forefront, equipped with extensive experience and a passion for innovation. Our team continually sharpens their skills in cutting-edge equipment, energy-efficient technologies, and indoor air quality enhancements. We're not just keeping up; we're setting the pace, ensuring your home or business benefits from modern HVAC breakthroughs.

At DeLong Air, Inc., trust is paramount. Our commitment to customer satisfaction is unwavering, and we pride ourselves on surpassing expectations.

Our Comprehensive HVAC Services

Air Conditioning
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Heat Pumps
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Gas Furnaces
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Geothermal
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Mini Splits
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Thermostats
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Why Choose DeLong Air Inc.?

Ease of Business

35+ Years of Experience

Family Owned and Operated

Free Estimates for Replacements and Installations

Smart Homeowners Club

Professional, Neat, Trained Technicians

We Respect Your Property

We Recognize All Manufacturer’s Warranties

95% of Service Calls Handled SAME DAY

Smiling Guy | Springfield, OH | Delong Air Inc.

A Message of Thanks from Ted DeLong

“I would personally like to thank the thousands of friends and customers who have called on DeLong Air for service and installations for the past thirty years. I remain dedicated to keeping your homes and businesses comfortable and efficient, to saving you money and to fixing it right the first time.

In fact, I can accept nothing less.”

- Ted DeLong, President, DeLong Air, Inc.