The Best HVAC in Fort Collins, CO

Compare the highest-rated hvac professionals in Fort Collins, Colorado. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Summit Climate Control

4.8
(142 reviews)
Verified

A premier HVAC contractor specializing in high-efficiency heating and cooling systems for Fort Collins' variable climate. Known for expert installation of hybrid heat pump systems, which are ideal for Colorado's temperature swings, and comprehensive geothermal system consultations. They are a Carrier Factory Authorized Dealer and focus heavily on home performance and energy efficiency upgrades.

3287 E Harmony Rd, Fort Collins, CO 80528

Specialties & Features

Geothermal Systems
Hybrid Heat Pumps
Energy Efficiency Audits
24/7 Emergency Service
Smart Thermostat Integration

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Fort Collins Furnace & Air

4.7
(118 reviews)
Verified

A locally-owned and operated specialist with a strong reputation for reliability and expert furnace repair and installation, a critical service for the cold Fort Collins winters. They are a Lennox Premier Dealer and have extensive experience with high-altitude furnace adjustments and humidifier installations to combat dry indoor air. Their service plans are popular for ongoing maintenance of both heating and cooling systems.

1906 S Shields St, Fort Collins, CO 80526

Specialties & Features

Furnace Repair & Installation
High-Altitude HVAC Expertise
Duct Cleaning & Sealing
Preventative Maintenance Plans
24/7 Emergency Repairs

Business Information

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

Mountain Air Mechanical

4.6
(96 reviews)
Verified

Provides a full spectrum of HVAC services with a focus on system replacement and modern ductwork solutions for older homes in Fort Collins. They are praised for their honest diagnostics and work with Trane and American Standard equipment. They have specific expertise in solving uneven heating and cooling problems through advanced ductwork design and zoning systems, which is common in many local residences.

4315 S College Ave #102, Fort Collins, CO 80525

Specialties & Features

HVAC System Replacement
Ductwork Design & Installation
Zoning Systems
Air Quality Solutions
24/7 Emergency Service

Business Information

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

Why These Are the Top HVAC Contractors in Fort Collins

The HVAC market in Fort Collins is highly competitive and quality-driven, reflecting the city's environmentally conscious and tech-savvy population. The semi-arid climate features cold, dry winters with an average low of 16°F and warm, dry summers averaging 86°F, creating a consistent year-round demand for both heating and cooling services. There is a strong emphasis on energy efficiency, with many homeowners seeking ENERGY STAR® rated systems, heat pumps, and smart thermostats to reduce bills and environmental impact. The seasonal demand peaks during the late fall (furnace preparedness) and late spring (AC tune-ups), with a high volume of emergency calls during sudden cold snaps and heat waves.

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 Fort Collins regulations and climate

Frequently Asked Questions About HVAC in Fort Collins

Get answers to common questions about hvac services in Fort Collins, Colorado.

1What is the best time of year to replace my HVAC system in Fort Collins?

The ideal times are during the shoulder seasons of spring (April-May) or fall (September-October). During these periods, Fort Collins HVAC companies are typically less busy than during the peak summer heat or winter cold snaps, which can lead to better scheduling flexibility and potentially faster installation. This timing also allows you to ensure your new system is fully operational before the extreme temperatures of our Colorado summer or winter arrive.

2How does Fort Collins' climate affect the type of HVAC system I should choose?

Fort Collins experiences a semi-arid climate with hot, dry summers and cold, sometimes snowy winters, making a high-efficiency, dual-capacity system ideal. Given the dry air, integrating a whole-home humidifier in winter and an evaporative cooler (swamp cooler) as a supplement in summer are popular local options to improve comfort. Proper sizing is critical due to our significant temperature swings, so a professional Manual J load calculation specific to your home is essential.

3Are there any local rebates or incentives for upgrading to a high-efficiency HVAC system in Fort Collins?

Yes, Fort Collins residents have access to excellent local incentives. The City of Fort Collins Utilities offers rebates for upgrading to high-efficiency heat pumps, air conditioners, and furnaces, which can significantly offset installation costs. Additionally, you should always check for federal tax credits. Your local HVAC provider should be well-versed in these programs and can help you navigate the application process.

4What should I look for when choosing an HVAC contractor in Fort Collins?

Prioritize contractors who are locally established, licensed, insured, and have strong reviews specific to Northern Colorado. They should be familiar with local building codes, the City of Fort Collins permit requirements for major installations, and our unique climate challenges. Ask if they perform a detailed load calculation (Manual J) and if their technicians are NATE-certified, which is a strong indicator of expertise.

5Why is my furnace short-cycling, and is this a common issue in Fort Collins homes?

Short-cycling, where the furnace turns on and off too frequently, is a common concern here and is often caused by a dirty air filter, a malfunctioning flame sensor, or an oversized furnace. The dry, dusty conditions common in Colorado can lead to filters clogging faster. It can also be a sign of poor airflow due to closed vents or duct issues. This problem reduces efficiency and causes wear, so it's best to have a local technician diagnose it promptly before our winter deep freeze sets in.