*$0 Diagnostic Fee with Completed Repair. CALL NOW  905-346-3507

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Get a New Air Conditioner for as little as $17/week!

Keep your family comfortable during summer heat with professional air conditioning installation services by Mr. Furnace Heating & Air Conditioning.

Call us directly or book a free consultation with us online today!

Take advantage of low payments on a brand new air conditioner for your home.

  1. Financing advantage. Payments as low as $17 per week!
  2. Same & next day installation. We even install on weekends & holidays! No long waits means you can book & be cool ASAP.
  3. Get the right size AC. We help you find the perfect central air unit for your home.
  4. Longest-lasting equipment. Get a guaranteed long lifespan with our AC systems.
  5. Experience Matters. Locals have trusted Mr. Furnace Heating & Air Conditioning for their home comfort for over 45 years.

Request a quote online.

Signs it’s time for a central air conditioner replacement.

Sometimes you have to walk away from equipment that’s not as cool as it used to be.

Know the signs your AC needs an upgrade.

  1. System has poor airflow or irregular temperature.
  2. AC is always running, non-stop.
  3. You notice bad or strange smells coming from your central air system.
  4. You’re always dealing with leaks.
  5. Lots of repairs, which are adding up in costs.
  6. Monthly energy bills are significantly higher when you run the AC.

Is it time for an AC replacement?

Get a new system from the local pros at Mr. Furnace Heating & Air Conditioning.

Request a quote online.

Our Guarantees

Whether we are installing an air conditioner or repairing your furnace, the team at Mr. Furnace stands behind our work. We aren’t satisfied until you are satisfied, and we will do everything we can to ensure that your experience with us is a great one.

1

No Loopholes™

We aren’t satisfied until you are 100% satisfied with our craftsmanship, products, and materials. If within two years of the date of installation, you are not completely satisfied with our service or the quality and performance of your home comfort system, and we can’t make it right for you then we will gladly remove the system and return your original investment.

2

No Hassles™

If your new system breaks down within the first year, leaving you without heating or cooling, we guarantee that we will repair your equipment within twenty-four hours of your call or we will fix your problem for free and give you $1,000 to apologize for the inconvenience.

3

Just Right™

Not too hot, not too cold… Just Right!™ If your system does not achieve the temperature you desire, we will make any modifications up to and including replacing the entire system at no charge.

4

We Respect You™

We promise that while our technicians are in your home, they will respect your property, protect it from damage, and leave their work area as clean as they found it. If we fail to meet any of the high standards we have set for ourselves, we will give you our full Five Year System Check-Up Package free of charge.

Book an AC Installation Service in St. Catharines with the Pros at Mr. Furnace

What Homeowners Say About Us

“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.“​

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