The Best HVAC in Great Falls, MT

Compare the highest-rated hvac professionals in Great Falls, Montana. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Big Sky Climate Control

4.8
(142 reviews)
Verified

A premier full-service HVAC contractor specializing in high-efficiency heating and cooling systems tailored for Montana's extreme temperature swings. They are a Carrier Factory Authorized Dealer, offering top-tier equipment with extensive warranties. Their team is highly trained in geothermal systems and advanced heat pump technology for energy-conscious homeowners.

321 10th Avenue South, Great Falls, MT 59405

Specialties & Features

24/7 Emergency Service
High-Efficiency Furnace Installation
Geothermal & Heat Pump Systems
Whole-Home Air Quality Solutions
Commercial HVAC

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Mountain View Heating & Cooling

4.7
(118 reviews)
Verified

A family-owned and operated HVAC specialist known for reliability and exceptional customer service. They excel in furnace repair and replacement, a critical service for Great Falls' harsh winters. Their technicians are NATE-certified and experts in ductwork design and sealing to improve home comfort and efficiency, addressing common heat loss issues in local homes.

815 2nd Street NW, Great Falls, MT 59404

Specialties & Features

Furnace Repair & Replacement
Ductwork Design & Sealing
Preventative Maintenance Plans
Boiler Services
Smart Thermostat Installation

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

ProStream Service Experts

4.6
(96 reviews)
Verified

Part of a national network but locally owned and operated, ProStream offers robust resources and technician training. They provide comprehensive HVAC system tune-ups, repairs, and installations for all major brands. They are a Lennox Premier Dealer and strongly emphasize energy-efficient upgrades and financing options, making new system investments more accessible.

1900 Northwest Bypass, Great Falls, MT 59404

Specialties & Features

Lennox Premier Dealer
HVAC System Maintenance Plans
Energy Efficiency Audits
24/7 Emergency Repairs
HVAC Financing Options

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Great Falls

The HVAC market in Great Falls, MT, is heavily influenced by its semi-arid, continental climate characterized by long, bitterly cold winters and short, warm summers. This creates a primary demand for highly reliable and efficient heating systems (primarily furnaces and boilers), with a secondary but growing demand for air conditioning. The significant temperature fluctuations between seasons and even day and night place considerable strain on HVAC systems, driving a consistent need for maintenance, repair, and emergency services. Reputable providers are those with deep experience servicing the specific brands common in the region and expertise in improving home energy efficiency to combat high heating costs.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Great Falls regulations and climate

Frequently Asked Questions About HVAC in Great Falls

Get answers to common questions about hvac services in Great Falls, Montana.

1What is the best time of year to schedule HVAC maintenance or replacement in Great Falls?

For furnace maintenance or replacement, late summer or early fall (August-September) is ideal, as local HVAC companies are less busy than during the first cold snap. For air conditioning service, schedule in the spring (April-May) before the summer heat arrives. This proactive scheduling ensures you're prepared for Great Falls' extreme temperature swings, from sub-zero winters to 90°F+ summers, and helps you avoid emergency service wait times and premiums.

2How much should I expect to pay for a new furnace installation in Great Falls, and what factors affect the cost?

For a standard efficiency (80% AFUE) gas furnace replacement in Great Falls, homeowners can typically expect a cost range of $4,500 to $7,500, while a high-efficiency (96%+ AFUE) model may range from $6,500 to $10,000+. Key cost factors include the unit's efficiency rating (crucial for our cold winters), the complexity of the installation in your specific home, and the need for new venting or gas line work. Always get multiple itemized estimates from local, licensed contractors.

3Are there any local regulations or rebates in Montana I should know about when replacing my HVAC system?

While Montana has no statewide HVAC licensing, always verify your Great Falls contractor is licensed, bonded, and insured. For rebates, check with Energy Share Montana for potential income-qualified assistance, and always consult with your local HVAC provider about manufacturer rebates on high-efficiency equipment. Notably, NorthWestern Energy (the local natural gas provider) occasionally offers rebates for high-efficiency furnace installations, which can provide significant savings given our reliance on gas heat.

4What should I look for when choosing an HVAC contractor in the Great Falls area?

Prioritize local companies with a long-standing reputation in the community, as they understand our specific climate challenges. Ensure they are properly licensed and insured in Montana. Ask for references from recent installations and check their responsiveness to emergency calls, which is critical during our harsh winters when a furnace failure is a true emergency. A reputable contractor will perform a detailed load calculation for your home, not just recommend the same size unit.

5My furnace is running but my house is still cold. What's a common issue in Great Falls homes?

A very common issue in our dry, windy climate is poorly sealed ductwork in attics, crawlspaces, or basements, leading to significant heat loss before it reaches your living spaces. Another frequent culprit is a dirty air filter restricting airflow, which you should check monthly during peak heating season. Before calling for service, also ensure your exterior furnace vent and air intake are clear of snow and ice buildup, a common winter occurrence here that can cause the system to shut down for safety.