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Creating a climate of confidence
since 1969

When you come home after a hard day’s work, you want to enjoy a comfortable and relaxing environment that’s cool or as warm as you want. You also want the best possible air quality for a healthy indoors all year round. Klimfax experts have the expertise to deliver the purest air and the perfect temperature you’re looking for.

What are you looking for today?


Klimfax, your expert in air conditioning and heating.

A family-owned company that is celebrating its 50th anniversary, Klimfax has been a leading provider of heating and air conditioning services thanks to its unique expertise and dedication.

Experienced professionals help you choose the right equipment for your needs
An offering of brand products recognized for their quality, efficiency and reliability
Authorized Carrier Dealer for guaranteed satisfaction
Quebec’s largest showroom
The clearest and most detailed quotes available on the market
Specialized experts in installation and maintenance
Fast 24/7 customer service to ensure your equipment is maintained according to the highest standards of excellence
Klimfax is driven by exemplary business values that retain the human touch.
That’s the secret behind our sustained success over the years.
Why choose Klimfax?

Carrier: state-of-the-art technology
for your home

An authorized Carrier dealer, Klimfax is able to provide you with the products that have made the reputation of this leading manufacturer of heating, air conditioning and air quality equipment. Carrier has been in the business for over a century and can thus offer time-tested systems that feature the most advanced technology available.

Request a quote


Buy your filters online.

Thanks to our online boutique, whether you’re cozy at home and enjoying your morning coffee or are next to your furnace to make sure you’ve selected the right model, buying a filter for your furnace or humidifier has never been so quick and easy! Plus, delivery is free on orders of $75 and over!

Welcome to our showroom

Headquartered in Longueuil, Klimfax has a vast showroom that features the latest in heating and air conditioning equipment. Air purifiers, furnaces, heat pumps and even a central ceiling unit – see them all up and running so you can better decide which is appropriate for your needs.

Learn more

Government programs offering great savings

Have an eco-friendly air conditioning / heating system installed in your home, and you could be eligible for a generous grant from the provincial government.

See available programs

Check out our
great promotions

Klimfax offers maintenance plans, extended warranties and a rewards program that are really worth your while.

See our promotions

The expert blog

Read articles by experts who share practical advice on using and maintaining your equipment, and keeping it in perfect working order for as long as possible.

Read all articles

How to avoid being a victim of fraud?

April 23, 2021|

Ever more cunning air conditioning and heat pump scammers! We've all heard of someone who thought they were getting a good deal, but ended up with a ton of problems! For some years now, we [...]

5 installation rules to ensure air circulates only where it should!

December 06, 2019|

Whether you need to ensure adequate air circulation in your home or control the temperature using a heat pump system, the last thing you want to do is create undesired air leaks due to faulty [...]

Everything you need to know about radiant floors: types, advantages and installation

December 13, 2018|

For several years now, radiant floors – also called heating floors – have been installed in more and more new and renovated homes. In the living room, bathroom, kitchen, bedroom, basement, garage… this type of [...]

  • thermopompe murale

Indoor condensation on windows and other surfaces: explanations, risks and solutions

December 03, 2018|

“Why are my windows all fogged up?” This is a question we often get at this time of year, and it’s a sign of some concern. You’ll find a simple explanation below along with the [...]

How to avoid scams when buying a heat pump

June 28, 2018|

The doorbell rings on a weekday evening right after dinner. The person at the door immediately announces they can save you money on your electricity bill. Beware! This could be one of those salesmen who [...]