Heating
Emergency Services

Our team is available 24/7.
Call (905) 346-3507 to speak with one of our pros or schedule a service.
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Current promotion Furnace Trade-In Event
Save up to $1500 when you trade in your old furnace. Includes: wifi thermostat, humidifier, uv air purifier ($2,500 value)*
Cooling
Emergency Services

Our team is available 24/7.
Call (905) 346-3507 to speak with one of our pros or schedule a service.
Call Now
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Current promotion Furnace Trade-In Event
Save up to $1500 when you trade in your old furnace. Includes: wifi thermostat, humidifier, uv air purifier ($2,500 value)*
Heat Pumps
Emergency Services

Our team is available 24/7.
Call (905) 346-3507 to speak with one of our pros or schedule a service.
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Water Heater Promotion Water Heater $16.99/Month
Own your electric water heater starting at $16.99/month*
Water Heaters
Emergency Services

Our team is available 24/7.
Call (905) 346-3507 to speak with one of our pros or schedule a service.
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- Water Heater Installation
- Water Heater Repair
Water Heater Promotion Water Heater $16.99/Month
Own your electric water heater starting at $16.99/month*
Plumbing
Emergency Services

Our team is available 24/7.
Call (905) 346-3507 to speak with one of our pros or schedule a service.
Call Now
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Featured Promotion $93 or it's Free!
Book a $93 Main Drain Sewer Line Clearing & Camera Inspection. If we can’t get the water moving, it’s free! Valid on main drain sewer backups only.***
Get this deal
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Contact Mr. Furnace Heating and Air Conditioning

Mr. Furnace offers 24/7 emergency HVAC service in St. Catharines with no added charges for evening or weekend calls. Our experienced technicians respond quickly, often the same day, to inspect, repair, and restore comfort. Call us today, the Mr. Furnace team is standing by 24/7 to assist you with all your home comfort needs.

For 24/7 Emergency Service,
Call (905) 346-3507

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Book Appointment Online

Mr. Furnace Heating and Air Conditioning

28 Dunkirk Rd, St. Catharines, ON L2R 1A1
(905) 346-3507

Find an HVAC technician or plumber near you:

Proudly serving St. Catharines and surrounding areas, Mr. Furnace’s expert HVAC technicians and plumbers bring reliable heating, cooling, plumbing and indoor air quality solutions right to your neighbourhood.