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fernand-denis-since-1976
fernand-denis-since-1976

OVER 45 YEARS OF EXPERIENCE IN
FURNACES, AIR CONDITIONERS,
BOILERS AND FIREPLACES

Providing a Wide Range of Heating and Cooling Services in

OVER 45 years'
experience,
family owned.

We pride ourselves on the quality of
our work
and our customer comes
first attitude.

We pride ourselves on the quality of our work and our customer comes first attitude.

Fernand Denis is a family-owned heating and cooling company with over 45 years of satisfied customers. We are proud to serve both homeowners and building owners.

We offer one of the widest ranges of heating and cooling services available, including installations and repairs for furnaces, air conditioners, boilers, fireplaces, heat pumps, wall furnaces and heaters, radiant floor heaters, and liquid propane installation, as well as duct cleaning. Licensed by TSSA and a member of the HRAI, we continuously strive to provide our customers with the best installation, repair, and service.

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FURNACES

We have a wide selection of Lennox furnaces available for installation and will service or repair any make or model. All our furnace installations come with a minimum 5-year warranty.

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NEW CONSTRUCTION

At Fernand Denis, we specialize in installing heating and cooling systems for new residential construction projects quickly and efficiently. We’re happy to work with any general contractor or builder. .

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AIR CONDITIONING

We’re pleased to offer high efficiency, super quiet Lennox central air conditioners suited for homeowners, building owners and more. All our air conditioners are ENERGY STAR® qualified.

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LIQUID PROPANE INSTALLATION

Our long lasting liquid propane installations set the industry standard for crop dryers and propane dispensers. For many farmers from Trois-Rivières to Kingston, our installations are the preferred choice.

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BOILERS

Looking for a great deal on a new furnace or air conditioner? Check out our latest promotions to see what we can offer you.

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St-Isidore

Orléans

Gatineau

Fernand Denis provides Emergency Furnace Service in no heat situations:

During Regular Business Hours
7:30 am to 4:30 pm
Your call will be answered right away and we’ll usually be at your home the same day.

During Evenings and Weekends
Technicians are available to respond to your call.

Project Showcase

Radiant floor heating pipes installed in one day by Fernand Denis Inc.