By Siavash E.
March 2026
Best HVAC Companies in Calgary (2026 Furnace & AC Installation Guide)
Calgary’s weather can change dramatically throughout the year. Winters often drop below −25°C, while summer heat waves can push temperatures above 30°C. Because of these extremes, having a reliable heating and cooling system is essential for maintaining comfort and safety at home.
Whether you need furnace repair in winter or air conditioning installation before summer, choosing a trustworthy HVAC company makes a significant difference in the performance and lifespan of your system.
To help readers make an informed decision, we researched HVAC companies across Calgary and compared them based on:
- Verified customer reviews
- Years of experience
- Emergency service availability
- Range of HVAC services
- Warranty and installation quality
- Overall reputation
Below are the best HVAC companies in Calgary for furnace repair, air conditioning installation, and HVAC maintenance in 2026.
Top HVAC Companies in Calgary
Action Furnace
One of the most recognized HVAC companies in Alberta, Action Furnace has been serving homeowners for decades with reliable heating and cooling services.
Highlights
- Over 50 years of experience
- Thousands of customer reviews
- Same-day furnace repair available
- Full heating and cooling system installation
Best for: homeowners looking for fast emergency furnace repair and reliable service.
Arpi’s Industries Ltd.
Arpi’s Industries Ltd. is a long-established mechanical company offering residential and commercial HVAC services.
Highlights
- More than 60 years in business
- Experienced technicians
- Full HVAC system installations and maintenance
Best for: large residential HVAC systems and long-term reliability.
Harmony Heating & Air Conditioning Inc.
Harmony Heating & Air Conditioning Inc is known for responsive service and strong customer satisfaction.
Highlights
- 24-hour emergency service
- High customer ratings
- Furnace repair and replacement services
Best for: affordable furnace replacement and maintenance.
Calgary Air Heating and Cooling Ltd
Homeowners frequently recommend Calgary Air Heating and Cooling Ltd for honest diagnostics and efficient repairs.
Highlights
- Strong reputation in Calgary
- Experienced technicians
- Quick service response times
Best for: furnace diagnostics and maintenance services.
JPS Furnace & Air Conditioning
With more than two decades serving Calgary homeowners, JPS Furnace & Air Conditioning focuses on professional HVAC installations.
Highlights
- Over 20 years in business
- Strong air conditioning installation expertise
- Transparent quotes
Best for: central air conditioning installation.
Knight Plumbing, Heating & Air Conditioning
Knight Plumbing, Heating & Air Conditioning offers comprehensive home mechanical services, including heating, cooling, and plumbing.
Highlights
- 55+ years of experience
- 24-hour emergency services
- Full home mechanical system solutions
Best for: complete home HVAC systems.
Expert HVAC Solutions Ltd.
Expert HVAC Solutions Ltd is known for thorough inspections and high-quality repair work.
Highlights
- High customer satisfaction ratings
- Skilled technicians
- Detailed HVAC diagnostics
Best for: complex HVAC troubleshooting and repairs.
AJ Furnace and Air Conditioning
A growing HVAC company in Calgary, AJ Furnace and Air Conditioning has built a strong reputation for fast installations and dependable service.
Highlights
- Excellent online reviews
- Quick furnace installations
- Competitive pricing
Best for: fast furnace replacements.
Western Canadian Furnace Company Ltd.
Western Canadian Furnace Company Ltd. offers installation, repair, and maintenance services for residential heating and cooling systems.
Highlights
- Emergency repair services available
- Experienced technicians
- Reliable warranties
Best for: furnace replacement and HVAC upgrades.
Air Force Heating & Air Conditioning
Air Force Heating & Air Conditioning focuses on installing modern, energy-efficient HVAC systems.
Highlights
- Experienced technicians
- Energy-efficient system upgrades
- Strong local reputation
Best for: energy-efficient heating and cooling installations.
How Much Does Furnace Repair Cost in Calgary?
The cost of furnace repair or installation varies depending on the type of system and the complexity of the problem.
Typical price ranges include:
| Service | Average Cost |
|---|---|
| Furnace repair | $150 – $800 |
| Furnace replacement | $4,000 – $12,000 |
| Air conditioning installation | $3,000 – $7,000 |
| Annual furnace maintenance | $120 – $250 |
Factors that influence the final price include:
- Size of the home
- Type of furnace or AC system
- Ductwork condition
- System efficiency rating
Requesting quotes from multiple companies can help homeowners compare pricing and services.
Do Calgary Homes Need Air Conditioning?
Many older homes in Calgary were originally built without central air conditioning. However, demand for AC systems has increased in recent years due to:
- hotter summer temperatures
- wildfire smoke affecting indoor air quality
- improved energy-efficient cooling systems
Installing air conditioning can improve comfort during summer months and increase property value.
Signs Your Furnace Needs Repair
If your heating system begins to malfunction, it’s important to address the issue early.
Common warning signs include:
- furnace blowing cold air
- unusual banging or rattling sounds
- increasing heating bills
- uneven heating between rooms
- furnace turning on and off frequently
Ignoring these symptoms can lead to more expensive repairs later.
How to Choose the Right HVAC Company
Choosing the right HVAC contractor helps ensure your heating and cooling systems are installed and maintained correctly.
Before hiring a company, consider the following:
- proper licensing and certifications
- verified customer reviews
- emergency repair availability
- clear written estimates
- warranty coverage for parts and labour
A reliable HVAC technician should always diagnose the system before recommending replacement.
Best Furnace Brands for Calgary Homes
Many HVAC companies install systems from trusted manufacturers such as:
- Lennox
- Carrier
- Trane
- Goodman
- Rheem
While brand quality is important, the skill of the installer often matters more for long-term system performance.
Frequently Asked Questions
How long does a furnace last in Calgary?
Most furnaces last 15 to 20 years with proper maintenance. Calgary’s long winters can place heavy demand on heating systems, which may shorten their lifespan.
When should a furnace be replaced instead of repaired?
Replacement may be recommended if:
- the furnace is over 15 years old
- repair costs exceed $1,000
- the system is no longer energy efficient
Modern high-efficiency furnaces can reduce heating costs over time.
How often should HVAC systems be serviced?
Most experts recommend servicing HVAC systems once per year. Furnace maintenance is usually performed before winter, while AC maintenance is typically scheduled in spring.
Do HVAC companies offer emergency furnace repair?
Yes. Many HVAC companies in Calgary offer 24-hour emergency repair services, especially during the winter when heating failures can quickly become dangerous.
How long does furnace installation take?
Most furnace installations take 4 to 8 hours, depending on the complexity of the system and the condition of existing ductwork.
If you’re comparing other home services in Calgary, you may also want to explore guides for plumbers, electricians, and roofing companies to find trusted professionals for your home.
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Best Plumbers in Calgary (2026 Guide to Reliable Plumbing Services)
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Best Emergency Plumbers in Calgary