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OPTIMAL COMFORT SOLUTIONS
Why Us?
We know older homes in Calgary don’t often have a reliable cooling and heating system already installed in the house. This is where we come in! When you need quick, affordable, and on-time HVAC service, we’re your local pro. Here’s what you get when you choose One Stop HVAC:
- Licensed and trained technicians
- Operating 7 days a week
- 3-month labour warranty and a 10-year limited product warranty
- Cost-effective, custom HVAC repair and installation plans
- Financing options for new installations
- Partnerships with leading brands for reliable, long-lasting equipment
Our Service Area
Highly Rated Service
PROFESSIONAL HVAC SERVICES
The One Stop Promise
We’re an HVAC service provider in Calgary and the surrounding area for AC repair, furnace repair, AC installation, furnace installation, and commercial rooftop HVAC installations.
Our qualified technicians don’t just install or repair your system. We diagnose issues, find a lasting solution, and make sure you’re comfortable all year-round – all with friendly service and respect to your property.
We go the extra mile to work around your schedule and guarantee minimal disruptions to your life. Our licensed HVAC technicians work with you and for you.
HOT DEALS ON HEATING AND COOLING
Grab Your Exclusive Coupon Now
ONLY $139
FURNACE MAINTENANCE
Maintain Your Furnace
$25 OFF
FURNACE REPAIR
Limited Time Offer!
10% OFF
SENIORS DISCOUNT
We offer seniors 10% off on all labour.
OUR SERVICES IN CALGARY
Heating and Cooling Services
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We offer financing options for new installations!
READY WHEN YOU NEED US
HVAC Services for Every Season
Our techs, no matter the season, are guaranteed to deliver an exceptional experience that will surpass your expectations. We do it all, including furnace repair, AC repair, furnace installation, AC installation, and commercial rooftop HVAC installation. We will make sure your system is bringing you, your family, friends, pets, employees, and customers comfort in Calgary’s weather.
As citizens of Calgary ourselves, we know how important it is that your temperatures are regulated year-round. From hot suns to snowstorms, we know Calgary and the local community like the back of our hand. We are proud to serve our customers 7 days a week, 365 days a year!
WHAT DO I NEED?
Do You Need HVAC Repair or Installation?
| Installation If | Repair If |
|---|---|
| System is over 10 to 12 years old | System is under 10 years old |
| You’ve had 2+ major repairs this year | Issues are rare or first-time |
| Repair cost is 40%+ of a new system | Repair cost is well below 40% of replacement |
| Energy bills keep climbing despite tune-ups | One issue likely caused a temporary spike |
| Uneven heating/cooling throughout the home | Even comfort except for a minor airflow issue |
| Recurring noises, smells, or breakdowns | Noises/smells linked to a single worn part |
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HOT QUESTIONS, COOL ANSWERS!
Frequently Asked Questions
What are the benefits of upgrading to a high-efficiency HVAC system in Calgary?
In Calgary, high-efficiency HVAC systems shine because of our long heating season and frequent temperature swings. Modern systems use less energy to maintain comfort during deep freezes, recover faster after Chinooks, and keep temperatures more consistent overall.
For homes and businesses, that means lower utility bills, fewer breakdowns during cold snaps, and better indoor comfort year-round.
Are there HVAC rebates or incentives available in Calgary?
Yes. While Calgary doesn’t offer direct rebates for standard furnace replacements, there are federal and municipal programs that help reduce the cost of upgrading to high-efficiency HVAC systems, especially heat pumps and energy-saving solutions.
Programs like the Canada Greener Homes Grant may offer incentives for qualifying upgrades, and the City of Calgary’s Clean Energy Improvement Program (CEIP) allows eligible property owners to finance improvements and repay them over time through property taxes.
Availability and eligibility can vary, and some programs require energy evaluations but we’re happy to help you understand what options may apply to your home or business!
Do heat pumps replace both heating and cooling systems?
Yes! Heat pumps are designed to handle both heating and cooling, making them a smart option for Calgary properties.
They efficiently heat during milder winter temperatures and cool during summer, while many homeowners pair them with a furnace for backup during extreme cold. This hybrid approach works especially well with Calgary’s fluctuating weather patterns.
How do I know if my home or building has poor insulation vs HVAC issues?
Calgary’s climate makes this especially noticeable. If your system runs constantly during cold weather or struggles to keep up after a Chinook, insulation could be the culprit!
Cold drafts, uneven room temperatures, or rapid heat loss often point to insulation issues, while strange noises, short cycling, or inconsistent heating usually signal HVAC problems. A professional assessment can quickly identify which one (or both) is affecting your space.
What causes short cycling and is it damaging my system?
Short cycling happens when your HVAC system turns on and off too frequently. In Calgary, this can be caused by oversized equipment, sudden temperature changes from Chinooks, or restricted airflow. Over time, short cycling puts extra strain on components, increases energy use, and shortens system lifespan. Addressing it early helps protect your investment.
Can poor indoor air quality make my home feel uncomfortable even when temperatures are right?
Absolutely. Calgary’s dry climate and sealed winter homes can trap dust, allergens, and stale air. Even if temperatures are perfect, poor air quality can cause dryness, irritation, or stuffy rooms. Proper filtration, humidity control, and ventilation make a noticeable difference in overall comfort.
Can an HVAC system help with allergies, dust, or humidity?
Definitely. Calgary’s dry air and seasonal allergens can take a toll indoors.
Modern HVAC systems can be equipped with advanced filters, humidifiers, and air purification solutions to reduce dust, manage humidity, and improve overall air quality, creating a healthier environment for both homes and businesses.
What’s included in a professional HVAC tune-up in Calgary?
A professional tune-up prepares your system for Calgary’s demanding seasons. It typically includes inspecting heating components, cleaning critical parts, checking airflow, testing safety controls, and making sure your system is ready to handle cold snaps and sudden temperature changes. Regular maintenance helps prevent breakdowns when you need heat the most.
How long does an HVAC installation usually take?
Most residential HVAC installations in Calgary are completed within one to two days, depending on system type and building layout.
Commercial installations may take longer due to system size and complexity. We always plan installations around weather conditions to make sure your space stays protected and comfortable, especially during winter.
Do you provide warranty options when I book with One Stop HVAC in Calgary?
Yes! We offer a comprehensive 3-month labour warranty and a 10-year limited product warranty. With Calgary’s harsh winters, having warranty protection provides peace of mind knowing your system is covered when it’s working its hardest!
HOT DEALS ON HEATING AND COOLING
Brands We Fix
We provide a warranty on all of our HVAC installations in Calgary to make sure that you are confident with our services and products. One Stop HVAC authorized to work and service the following HVAC brands in Calgary:

