Dependable Comfort, Year-Round

Your local HVAC experts, here to keep you comfortable all year long.

Honest Service, Quality Solutions

Trustworthy HVAC professionals providing reliable, cost-effective services.

Fast, Efficient, and Affordable

Get expert HVAC care with fast service at unbeatable prices.

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Welcome to DUKE HVAC – Your Local HVAC Experts.

We provide reliable heating, cooling, and gas appliance services throughout Ottawa and neighbouring towns.

Whether you need a quick repair, seasonal maintenance, or a complete system upgrade, our experienced technicians are ready to help.

Comfort and energy efficiency are just a call away!

Why Choose Us?

We’re a small, locally-owned HVAC business dedicated to keeping homes comfortable all year round.

 

Our team prides itself on personalized service, expert workmanship, and honest recommendations. With years of experience, we’ve built strong relationships with homeowners across the Ottawa area.

Premium Quality

Our services make your
Life comfortable

Heating Services

Stay Warm with Reliable Heating Solutions. From furnace repairs and installations to heat pump maintenance, we ensure your home stays cozy through the coldest months. We service all makes and models and offer regular maintenance to keep your system running smoothly.

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Cooling Services

Keep Cool with Energy-Efficient Cooling We provide fast, expert service for air conditioners, including repairs, tune-ups, and installations. Looking to upgrade to a high-efficiency system? We can help you find the right solution for your space and budget.

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Gas Appliances & Fireplaces

Expert Care for Gas Appliances & Fireplaces Whether you need installation or maintenance, we service gas stoves, dryers, and water heaters. We also specialize in gas fireplace installations and repairs to keep you warm with minimal hassle.

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Get out of Rental Hot Water Tanks

Let us help you get out of your rental hot water heater contract. Stop paying costly rental fees that cost much more than the product and services you are receiving.

We can walk you through the process of canceling or buying out of your existing contract.

Dont worry about returning the rental tank. We provide this service at no additional cost to you!

Our Testimonials

What Customers Are Saying
About Our Services

Duke HVAC provides excellent service at a fair price. Malcolm is very responsive to communications and will deal with emergencies promptly. He replaced our furnace and humidifier and maintains those as well as our A/C unit. He is honest and dependable. We highly recommend his company.
Anne S.
Thanks for the recommendation for Duke HVAC. I now having a working fireplace again!
Lynn H.
Just used Duke HVAC for a bbq adjustment to the gas line! 5 star service. Quick, fairly priced and nice guy!! 100% recommend
Bri F.
My experience with Duke HVAC was exceptional. They responded promptly and efficiently when my mother’s furnace unexpectedly failed, leaving me in urgent need of assistance within an hour. Their prompt response ensured that my furnace was back up and running in no time. I am deeply grateful for their exceptional service.
Patrick D.
Duke HVAC provides excellent service at a fair price. Malcolm is very responsive to communications and will deal with emergencies promptly. He replaced our furnace and humidifier and maintains those as well as our A/C unit. He is honest and dependable. We highly recommend his company.
Tim T.

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