Northern Heating & Cooling

When the temperature drops in Great Falls, you need a heating system you can count on. Northern Heating & Cooling offers complete heating services including furnace repair, new furnace installation, boiler services, heating tune-ups, emergency heating service, and smart thermostat installation. Our NATE-certified technicians diagnose issues quickly and provide lasting solutions, not temporary patches. Whether your furnace is making strange noises, your boiler won't fire up, or you want to up...

Beat the Great Falls heat with professional cooling services from Northern Heating & Cooling. We provide AC repair, new AC installation, ductless mini-splits, AC maintenance, and emergency AC service. Our technicians understand the unique demands of Montana summers and will ensure your cooling system runs efficiently even on the hottest days. If your air conditioner is blowing warm air, short-cycling, or leaking water, we can diagnose and fix the problem fast. For those considering an upgrad...

Beyond heating and cooling, Northern Heating & Cooling helps you breathe easier with our indoor air quality and specialty HVAC services. We offer air purification systems, humidifiers and dehumidifiers, geothermal HVAC systems, gas line installation and repair, HVAC retrofitting, custom ductwork, and zoning systems. Poor indoor air quality can trigger allergies, asthma, and other health issues—our air purification solutions remove pollutants, dust, and allergens, creating a healthier home en...

Northern Heating & Cooling handles the full range of HVAC work for homes and businesses in Great Falls, from heating and cooling repairs to new system installs and indoor air quality upgrades. Our certified technicians work on the systems that keep your space comfortable through cold winters and hot summers. We start with a careful inspection, explain your options in plain terms, and give you upfront pricing before any work begins. Whether your system needs a quick fix or a full replacement, we...

When your furnace stops producing heat or starts making unusual noises, we come out to find the real cause. Our technicians diagnose the problem thoroughly and repair it with lasting parts and labor rather than temporary patches. We will walk you through what is wrong, what your choices are, and what each option costs before we start. Repairs are handled with care for your home and property. If your furnace is nearing the end of its life, we will tell you honestly whether repair still makes sens...

A new air conditioner should be sized and matched to your home, and we take that step seriously. Our team helps Great Falls homeowners choose the right size and efficiency rating for their space, so you get steady comfort without wasting energy. We handle the full installation, from removing the old unit to testing the new system before we leave. Along the way we explain each decision clearly and respect your property throughout the job. If you are ready to replace an aging system or add cooling...

Frozen pipes and dangerously cold indoor temperatures cannot wait for a convenient time, which is why we offer heating service around the clock. When you call, a technician will respond to your emergency and work to restore safe warmth to your home or business as quickly as possible. We focus on fixing what has failed so the problem does not return the next night. You will get a clear explanation of the issue and upfront pricing before we proceed. Serving Great Falls and nearby communities, we a...

Boilers keep radiant heat and hot water running, and when one fails, the impact on your home or building is immediate. Our technicians troubleshoot boilers that will not fire, leak, or heat unevenly, and we make repairs that hold up. We inspect the system carefully, explain what we find in straightforward language, and quote the work before starting. Where a boiler is past the point of economical repair, we will say so and walk you through replacement options. Homeowners, property managers, and...

Ductless mini-splits are a practical way to add heating and cooling to a home addition, garage, or any space without existing ductwork. We design the installation around the room layout and your comfort needs, placing indoor units where they will work best. Our crew handles the mounting, refrigerant lines, and electrical connections, then tests the system to confirm it runs properly. We also repair mini-split systems when they stop performing. Before any work begins we explain the options and pr...

Regular air conditioner maintenance helps your system run efficiently and avoid breakdowns during the hottest days of the year. We clean and inspect key components, check refrigerant and electrical connections, and look for small problems before they grow into costly repairs. You will get a clear summary of what we found and any recommendations, with no pressure to buy unnecessary parts. Maintenance also tends to extend the life of your equipment. Ask us about setting up a regular service schedu...

A heating tune-up before the cold season helps your furnace or boiler run safely and efficiently. Our technicians inspect the system, clean and adjust components, check controls, and look for wear that could lead to a failure in the middle of winter. We explain what we checked and point out anything that needs attention, with upfront pricing for any recommended work. Regular tune-ups can lower energy use and extend equipment life. Schedule yours with us so your home stays warm through the coldes...