HVAC Services in Niagara, St. Catharines & the Surrounding Area

Heating, cooling & air quality solutions to make your home feel just right, 24/7/365.

Your source for furnace and air conditioner installation, maintenance and repair across the St. Catharines & Niagara region.
Mr. Furnace has been proudly providing St. Catharines, Niagara and the surrounding areas with dependable heating and cooling services since 1978.
From quick and simple repairs to a full setup and installation of a brand-new system, we’re here to help you make your home feel just right with 24/7/365 service.
Our certified HVAC technicians are here to help, no matter the time of year – we offer full service throughout the St. Catharines & Niagara area. We are always available outside of traditional working hours and even on holidays at no extra charge.

Call us at 905-688-6296 to speak to a home comfort advisor about your HVAC needs in St. Catharines and & the Niagara region or request a quote online today!

Mr. Furnace HVAC year end clear out deal - up to $3,000 off and no payments for 3 months on select systems

Reviews From Google

“From the home comfort specialist to the installers, Mr. Furnace was a pleasure to deal with and very accommodating. They went above and beyond from initial consultation to the end of installation. They committed to everything they said they would do and more. All work is certified and looks very clean and neat. They are even coming back in the spring for AC unit start up. If you need a new furnace, air conditioner, or just service I highly recommend Mr. Furnace.”

Bob M., 5/5 Stars

“I have had the best quality service, maintenance and assurance of safety and performance of the furnace and humidifier unit! Matt and others have been professional and explained the issues of concern. This was a scheduled annual maintenance and some problems needed tending to proactively rather than waiting for the system to break down. I am so glad I joined the monthly program. A superb company and team!”

Claudette Y., 5/5 Stars

Our HVAC Service Areas In the London Region

Proudly providing the following areas in and around London with heating & cooling installation, maintenance & repair.

Beamsville

Fonthill

Fort Erie

Grimsby

Jordan

Lincoln

Niagara Falls

Pelham

Port Colborne

Ridgeway

Smithville

St. Catharines

Stevensville

Thorold

Vineland

Virgil

Wainfleet

Welland

Winona

Caistor Centre

Cayuga

Lowbanks

Niagara-on-the-Lake

Need Help Fast? Call Us Any Time

Ready To Go

Our trucks are always well-serviced and stocked with supplies, so that we’re prepared to handle whatever you need help with.

Around The Clock Service

We offer true twenty-four-hour service, so help is here when you need it most. There is no additional charge for after-hours service.

We Respect You ™

The last thing you should be worried about is who’s in your home. All of our technicians will provide courteous, polite, and respectful service – guaranteed.

Certified Experience

All of our technicians are Right Time ™ certified, which means that they have been extensively trained and undergone thorough background checks.

ENERGY STAR® for Your Home

We’re proud to offer ENERGY STAR® certified products, the gold standard for measuring energy efficiency in North America. Whether you’re looking for a furnace, air conditioner, water heater, or heat pump, all products with the ENERGY STAR® label have undergone rigorous testing for energy efficiency.

For you, this means lower emissions and a lower energy bill.