Heating
From furnaces to heat pumps, stay comfortable when temperatures drop with heating services from Design Air.
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.
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.
Indoor Air Quality
Keep yourself and your family healthy with indoor air quality services from Design Air. Visit our air quality page for tips on how to improve your home's air quality as well.
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.
Aeroseal
Many homes in Western Montana suffer with leaking ducts from their heating and cooling system. Find out how Aeroseal can help.
Design Air
With more than 22 years in the heating and cooling business, Design Air, Inc. 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.
Need HVAC Service?
Contact the experts at Design Air.
Call us at 406-251-7997!
Read Our Latest Articles
Get Your Spring Air Conditioning Maintenance
An air conditioner, just like a car, needs regular maintenance and service to run efficiently. At Design Air, we recommend getting your air conditioning unit serviced and cleaned once a year.
Chemical Flush for Your Air Conditioner
A “chemical flush,” sometimes called a “chemical wash,” is a thorough cleansing technique for your air conditioner (AC). Our Design Air team recommends you schedule a chemical wash if the standard cleaning method for your air conditioning parts isn’t doing the trick.
Keeping Your Heat During Extreme Cold Weather
At Design Air, we want to help you keep your home comfortable during the deepest of winter weather. With the record-low temperatures and extreme conditions most of the country is currently experiencing, our Design Air professionals want to share some insights and tips with you to keep your indoors cozy while Old Man Winter blusters away…