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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 26 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
Video – When Do I Need to Replace the Batteries in My Smoke Detector?
Remember to regularly change the batteries in your smoke and CO detectors. It’s very important for your safety!
Why Is My Furnace Blowing Cold Air?
Did you finally turn your furnace on this winter only to have cold air blowing out of your vents? Or did your furnace stop working just when you started to need it most? There are a few reasons your furnace may be blowing cold air, and there a few things to check before you need to worry too much.
Video – Do I Need to Schedule a Maintenance Appointment?
Regularly scheduled maintenance can help you catch symptoms of bigger problems before they become an issue for your business. Catching symptoms of trouble early on can keep your units working efficiently and safely as long as possible. Just like a regular physical, a regularly scheduled maintenance appointment can help find and diagnose problems that would be otherwise invisible to you because the signs are not easily seen or heard. So often we notice problems only because we miss the benefit we lost when something stops working.
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