Mr. Furnace has been fixing air conditioners in St. Catharines and Niagara since 1978


If you're feeling the heat because your air conditioner has let you down in the peak of summer, Mr. Furnace can help. We have true 24/7/365 service so that you don't have to wait when your central air needs repair or maintenance service.


Our air conditioning repair service includes:


First, we'll perform a full diagnostic, including a safety check, in order to properly assess the problem with your air conditioning system. If your AC is experiencing a problem that can be resolved immediately, we will identify and fix the problem promptly. Our HVAC repair experts are trained to service all brands.


Recommendations & Extras

Not all AC problems can be fixed, or it may be too expensive to be worth your while. As a last resort, our technicians may recommend that you invest in a new unit. Our home comfort experts can help you to find the best fit for your home from our wide selection of quality air conditioning systems. With all repairs, you can trust Mr. Furnace to have the best guarantees in the business: if you have any problems related to our AC repair in its first cooling season, we will repair it again absolutely free!


You can trust Mr. Furnace to provide the most reliable air conditioning repair service in the St. Catharines and Niagara Region. Book a repair appointment with a Mr. Furnace AC expert today.