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Heating & Cooling Services in Fort Collins, CO

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Home » Fort Collins

Fort Collins homeowners ask a lot from their HVAC equipment over the course of a year. Summer afternoons can push cooling systems through long run times, while winter nights regularly bring freezing temperatures that put furnaces and boilers back at the center of home comfort. Properties near Old Town can also have very different HVAC layouts and equipment needs than newer homes farther south and east.

Northern Air provides heating and cooling services throughout Fort Collins, including residential AC and heating, emergency repairs, and commercial HVAC. We work with existing equipment, replacement systems, renovations, and new construction across the city.

If your Fort Collins home or business isn’t staying comfortable, Northern Air can help determine what needs attention. Schedule service and get your heating or cooling appointment on the calendar.

Schedule service today in minutes!

Air Conditioning Services

Fort Collins gets plenty of sunshine, and summer temperatures can climb well beyond the city’s typical July conditions during hotter stretches. Homes with heavy afternoon exposure can continue gaining heat late into the day, putting additional demand on cooling equipment.

Northern Air provides air conditioning services for Fort Collins properties that need repairs, new equipment, or help when the AC unexpectedly stops working.

  • Emergency AC Repair: A cooling failure feels very different when Fort Collins is experiencing several hot, sunny days in succession. Emergency AC repair is available when the system stops cooling and the problem needs attention sooner than a standard appointment.

  • AC Installation: Cooling needs can vary considerably between an older Fort Collins home near the center of town and newer construction in growing parts of the city. Air conditioning installation gives homeowners an opportunity to select equipment around the home’s actual size, layout, and cooling demand.

  • Ductless Mini Splits: Additions, converted spaces, older homes, and rooms that aren’t adequately served by existing ductwork can develop persistent comfort problems. Ductless mini splits offer Fort Collins homeowners another way to condition individual areas without extending a traditional duct system throughout the property.

Get cooling problems addressed before another run of hot Fort Collins afternoons puts even more demand on your AC.

Heating Services

Fort Collins has a true heating season, with winter nights capable of falling well below freezing. That sustained cold can expose equipment problems that were easy to overlook when a furnace or boiler was only running occasionally during fall.

Northern Air provides heating services for Fort Collins homes with forced-air furnaces and boiler systems.

  • Furnace Installation: An older furnace may become increasingly difficult to justify when it needs repeated repairs or struggles through colder Fort Collins weather. Furnace installation allows replacement equipment to be selected around the heating demands and layout of the individual home.

  • Boiler Repair: Older Fort Collins properties with hydronic heating depend on the boiler to deliver consistent warmth once winter settles in. Boiler repair can address inconsistent heating and equipment problems before another freezing night puts more demand on the system.

  • Boiler Maintenance: A boiler that has been mostly idle through the warmer months can move into regular operation quickly once temperatures fall. Boiler maintenance gives Fort Collins homeowners a chance to have the equipment checked before it faces sustained winter use.

Northern Air also has a 24/7 answering service, giving Fort Collins customers a way to reach us when heating or cooling trouble happens outside regular hours.

Have your heating system checked before Fort Collins winter weather turns a developing problem into a loss of heat.

Commercial HVAC Services

Fort Collins has a wide range of commercial buildings, including restaurants and shops around Old Town, offices, multifamily properties, industrial spaces, and continuing new development. HVAC work in these buildings can involve much more than replacing a residential-style piece of equipment.

Northern Air provides commercial HVAC services for Fort Collins businesses, builders, contractors, and property owners.

  • New Construction HVAC: Fort Collins’ current building codes include energy-efficiency requirements for new residential and commercial construction, making HVAC design part of the larger building-performance picture. Northern Air handles new construction HVAC for projects where heating, cooling, and ventilation need to be coordinated with the building from the start.

  • Sheet Metal Fabrication: Renovated buildings, commercial equipment changes, and larger HVAC installations don’t always work with standard components. Sheet metal fabrication supports Fort Collins projects where ductwork or other fabricated components need to fit the actual building and equipment configuration.

  • Emergency HVAC Repair: A failed heating or cooling system can interfere with employees, tenants, customers, or normal operations at a Fort Collins business. Commercial emergency HVAC repair is available when an unexpected equipment failure needs prompt attention.

Talk with Northern Air about HVAC service, upgrades, or construction work for your Fort Collins commercial property.

What Puts Fort Collins HVAC Systems to Work?

Fort Collins sits around 5,000 feet above sea level and sees four distinct seasons with abundant sunshine. City climate information lists July as the average warmest month, with an average high of 86°F, while January has an average low of 14°F. Recent National Weather Service observations have also recorded summer days around 100°F, so cooling equipment still needs enough capacity to handle periods well above the seasonal average.

The city’s building mix adds another layer. Older homes around established parts of Fort Collins can have HVAC layouts, ductwork, or boiler systems that differ considerably from newer construction elsewhere in the city. New projects face their own considerations, with Fort Collins’ current building codes addressing energy efficiency and requiring installed heating, cooling, and ventilation systems in new residential construction to be performance-tested and adjusted. That makes the property itself an important part of deciding how to approach HVAC work.

We don’t just talk about quality—we show it

Our team adheres to recommended service procedures that optimize safety, efficiency, and performance. Explore our gallery to see the difference expertise makes.

Why Fort Collins Homeowners & Businesses Choose Northern Air

Fort Collins has everything from older homes and established commercial buildings to newer neighborhoods and active construction. Northern Air works across those different settings, helping property owners address everyday heating and cooling problems as well as larger equipment changes and commercial projects.

  • Experience with Fort Collins’ seasonal demands: Hot, sunny summer periods and freezing winter nights mean both sides of the HVAC system matter here. Northern Air works on AC systems, furnaces, boilers, heat pumps, and other equipment used throughout the year.

  • Service for older and newer properties: An established Fort Collins home may need help with aging equipment, boiler heat, ductwork, or an HVAC system adapted over the years. Newer properties can have different equipment and comfort needs, including heat pumps, modern controls, and new HVAC installations.

  • Residential and commercial emergency service: A heating failure during a freezing Fort Collins night or a commercial AC breakdown during summer may require prompt attention. Northern Air handles emergency HVAC work for homes and businesses with a 24/7 answering service.

  • Experienced technicians: Northern Air technicians average 14 years of tenure, bringing long-term field experience to residential repairs, equipment replacement, maintenance, and commercial HVAC work.

  • Commercial capabilities for a growing city: Fort Collins businesses, property owners, builders, and contractors can work with Northern Air on commercial HVAC, sheet metal fabrication, new construction, larger projects, and emergency repairs.

Call For Service at Your Fort Collins Property

A system that can’t keep up with a hot Fort Collins afternoon or a freezing winter night can quickly turn into more than a minor comfort issue. If your home needs heating or cooling attention or your business has an HVAC problem interfering with normal operations, schedule service with Northern Air and get the right type of service lined up for your property.

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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
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    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.