Rated 4.8 on Google
Better HVAC Starts Here
Elevating comfort across Fort Collins and the Front Range
Locally owned and answering the phone 24/7. Heating and cooling for homes and businesses across Northern Colorado, from Fort Collins to Loveland, Windsor, and Timnath.
Loveland Choice Award 2026 Winner
Best AC/Heating ServiceBest Tankless Water Heater Dealer
0% Financing
Available
For 18 Months *with approved credit.Available
4.8 Google
Rating
Trusted by hundreds of Fort Collins families.Rating
2 Year Labor Warranty
Covers workmanship on qualifying services
Premium filters, delivered
Keep your system running efficiently with premium replacement filters delivered straight to your door.
New customer discount
$50 off any service or installation over $300. First-time customers only. Use by 12/31/2026
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Get an instant quote
Our HVAC experts will provide a personalized estimate tailored to your home’s heating and cooling needs.
Expert HVAC Solutions
Heating
Keep your home warm with dependable heating services, including furnace and boiler repair, maintenance, and installation.
Cooling
Stay comfortable through Colorado summers with professional AC repair, maintenance, replacement, and installation.
Air quality
Improve the air inside your home with solutions designed to support cleaner air, balanced humidity, and better comfort.
Water heaters
Keep hot water flowing with professional water heater repair, maintenance, replacement, and installation.
Emergency HVAC
Emergency HVAC service for homes and businesses when you need help most.
Boilers
Get reliable home heating and hot water with expert boiler repair, maintenance, replacement, and installation.
Schedule service today in minutes!
Locally owned and operated, community-minded HVAC experts providing Residential and Commercial clients with integrity, quality, and trust.
giving back to our community
Committed To Uplifting Our Neighbors In Fort Collins, CO
Northern Air is proud to give back to the community we call home. Through local programs like Field of Love, we support the people and organizations that make Fort Collins a great place to live.
Save On Every Service
Join the Summit Comfort Club
Keep your heating and cooling systems maintained while enjoying added savings throughout the year. Northern Air’s Summit Comfort Club makes routine HVAC care easier with scheduled inspections, priority service, repair discounts, and other valuable benefits.
Summit Comfort Club Benefits:
Precision A/C & furnace inspections- Reduces breakdowns, improves efficiency, extends equipment life
- Priority service + discounts on parts/labor
- Commercial and residential plans available
- And much more!
Experience The Difference
Licensed & insured
Fully licensed, bonded, and insured for your peace of mind.
24/7 emergency service
We’re here when you need us most, day or night.
Expert technicians
Certified professionals trained on the latest HVAC technology.
A+ BBB rating
A trusted local team committed to quality service and customer satisfaction.
Lennox premier dealer
Proud Lennox Premier Dealer providing trusted equipment and expert installation.
40+ years combined HVAC experience
Decades of hands-on experience serving residential and commercial HVAC needs.
Lennox Premier Dealer
A New System, With Flexible Financing
Get 0% financing for 18 months on qualifying HVAC systems. We’ll help you find the right system for your home, with straightforward recommendations based on your comfort needs and budget.
Our reviews
What Homeowners Are Saying About Us
Review Highlights
Customers consistently praise the team's professionalism, friendliness, and expertise in maintaining and repairing HVAC systems, with many highlighting how knowledgeable and thorough technicians like Matt, Anthony, and others are in diagnosing problems and explaining the work being done. Long-term customers especially appreciate the reliability and trustworthiness of the service, noting prompt response times, meticulous attention to detail—including cleaning up after themselves—and willingness to go above and beyond by offering maintenance tips and addressing issues beyond the immediate repair. The combination of quality workmanship, honest pricing, excellent communication, and the genuine care shown to customers has earned strong loyalty, with many families recommending the services to friends and choosing to stay with the company for years.
Based on 449+ Reviews
JJ and Scott were professional, personable and efficient. The system works great and the house was cleaner when they left than when they arrived. I can't say enough about Northern Air.
Dave Hawkins
1 day ago
Ronny was friendly and quick! I appreciate his work and time. Thank you Ronny.
Courtney Carter
1 day ago
Northern air is the best HVAC company around! It's hard to find an honest and reliable company. They have always been so responsive along with transparent and honest about their prices. I am so happy to have such a great company taking care of my HVAC system.
Kirstin Simons
2 days ago
Matt W has been servicing our equipment for several years. He is very friendly and knowledgeable. He always asks about our lives, health, etc. a great guy.. We always ask for him.
Joe Smith
3 days ago
Benjamin did ALL inspections and cleaning; he is skilled, experienced, answered all questions.
R Reid
3 days ago
Professional, friendly and knowledgeable technician.
mike pendergast
4 days ago
Anthony went above and beyond in routine maintenance, identifying related issues with our fireplace glass which had melted insulation. He put up a sign to not use the fireplace, which was a big help. Thank you!
Patricia Stutz-Tanenbaum
5 days ago
Matt from northern colorado air is one of the best AC techs I have ever met, he knows the systems like the back of his hand..very professional and a nice guy!!!
Michael Loukonen
5 days ago
Locally Owned, Fort Collins Rooted
Northern Air is proud to be a locally owned company serving the community we call home. Our experienced team provides dependable heating and cooling solutions with the personal service and attention you expect from a local business.
From the first call to the finished job, we focus on doing quality work, providing straightforward recommendations, and building lasting relationships with the homeowners and businesses we serve.
Service Areas
We Proudly Serve Fort Collins, CO and the Surrounding Areas
We’re proud to provide professional HVAC services to homeowners and businesses throughout the greater metro area. Our service area includes:
Ready to Get Started?
Keep your home comfortable year-round with Northern Air
From routine maintenance to unexpected repairs and complete system replacements, Northern Air is here to keep your home comfortable through every season. Count on our experienced local team for dependable HVAC service in Fort Collins.
