Helping You Stay Warm This Season

Get a start on your heating maintenance today!

Helping You Stay Warm This Season

Get a start on your heating maintenance today!

woman drinking tea in comfort.

Heating

From furnaces to heat pumps, stay comfortable when temperatures drop with heating services from Design Air.

Cooling

When temperatures rise in the warmer seasons, Design Air can help your family stay cool with air conditioning, heat pump, and other services for your home.

technician talks to homeowner about air conditioner.
photo of ductless unit with ductless remote.

Ductless

A ductless heating or cooling system can be a great option over a traditional system. Learn about the flexible and affordable options ductless provides.

Maintenance

Save time and money with regular maintenance on your HVAC systems. Design Air can help you with a variety of maintenance options for your home.

AC maintenance technican making notes.
woman drinking tea in comfort.

Heating

From furnaces to heat pumps, stay comfortable when temperatures drop with heating services from Design Air.

technician talks to homeowner about air conditioner.

Cooling

When temperatures rise in the warmer seasons, Design Air can help your family stay cool with air conditioning, heat pump, and other services for your home.

photo of ductless unit with ductless remote.

Ductless

A ductless heating or cooling system can be a great option over a traditional system. Learn about the flexible and affordable options ductless provides.

AC maintenance technican making notes.

Maintenance

Save time and money with regular maintenance on your HVAC systems. Design Air can help you with a variety of maintenance options for your home.

Need HVAC Service?

Contact the experts at Design Air.

Call us at 406-251-7997!

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Design Air
With more than 26 years in the heating and cooling business, Design Air is dedicated to providing the best possible service for you and your family. You can count on us to provide you with a system and solution that fits your family’s unique needs. No matter if you are in need of a repair, replacement, annual maintenance, or an entire HVAC system for a new home, the team at Design Air is here to help.

★★★★★

See What Our Customers Are Saying

Gas Furnace Maintenance in Missoula, 59803

“Nate was very efficient on time and amazingly friendly. He was very clear of what needs to happen. Going forward on maintenance as we just bought this home to keep everything up and running. We will definitely call him again.”
- Jamie G.

Gas Furnace Installation in Missoula, 59801

“Eastyn & David did an excellent job installing our furnace. Professional &
Pleasant.”

- Beverly W.

Gas Furnace Installation in Missoula, 59803

“Easton and Matt B. did an excellent job with our furnace installation. Efficient, courteous and patiently answered all our questions.”

- Robert E.

Read Our Latest Articles

Smiling brother and sister relaxing and using smart phone while laying in living room nook corner with winter in the background outside.

Is My Furnace Overheating?

January 15, 2025

Remember, if your system gets too hot, you should keep a cool head and get your furnace taken care of right away.

Read More
Close up of a family enjoying a meal together.

How to Lower Your Winter Heating Bill

December 27, 2024

Design Air wishes more of our Montana customers knew about the simple ways to cut heating costs during the winter.

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A father fastens his son's safety helmet before going out to play he is making sure it's safely fastened to protect him.

6 Ways Your Furnace Keeps You Safe

December 13, 2024

Your fuel-burning furnace has a number of mechanisms allowing it to run safely and effectively. These features prevent fires and protect your indoor air quality (IAQ).

Read More