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Garage Unit Heater Installation & Repair

Heating large commercial spaces and warehouses in Toronto during a frigid Canadian winter can be tough on your budget and equipment. Whether your space is a bustling workshop or a primary storage facility, keeping it warm and energy-efficient requires the right commercial heating systems.

Mas Air Home Comfort specializes in the installation, repair, and maintenance of high-performance Unit Heaters. These forced-air systems are designed to deliver powerful, consistent heat while staying out of the way, mounted safely to your ceiling or wall.

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Garage & Commercial Unit Heater Services

From installing a new unit heater to servicing an existing system,
Mas Air Home Comfort provides heating solutions for garages, workshops, and commercial facilities.

Installation & Replacement

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Unit heater installation and replacement with proper sizing, placement, and setup.

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     Call +1 (647)360-6623

Repairs & Troubleshooting

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Diagnose and repair no-heat issues, ignition faults, and unusual unit heater noises.

⚡ 24/7 Same-Day Service:
     Call +1 (855)795-1199

Maintenance & Safety Checks

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Routine inspections and maintenance to keep commercial unit heaters operating safely and reliably.

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     +1 (855)795-1199

Unit Heater Installation & Repair: What to Expect

From planning a new unit heater to diagnosing an existing system, we help keep garages, workshops, and commercial spaces heated.

New Installations & Replacements

Installation & Replacement

We plan garage and commercial unit heater installations around your building's heating needs and equipment requirements.

  1. Assess the Space

    Review heating needs, ceiling height, insulation, overhead doors, and layout.

  2. Select the Heater & Location

    Consider unit heater capacity, equipment type, mounting clearances, and airflow.

  3. Review Installation Requirements

    Assess gas or electrical supply, venting, and combustion air where applicable.

  4. Install & Test

    Complete the agreed installation and check system operation, controls, and safety requirements.

Existing Systems & Breakdowns

Repair & Troubleshooting

Having trouble with your garage or commercial unit heater? We diagnose heating problems and recommend appropriate repairs.

  • No Heat or Won't Start

    Ignition, thermostat, electrical, or control-related problems.

  • Weak or Uneven Heating

    Airflow restrictions, fan issues, or insufficient heating output.

  • Unusual Noises

    Fan, motor, or other mechanical component problems.

  • Short Cycling or Shutdowns

    Control, safety-limit, or other operating issues.

Our technicians assess the cause and explain recommended unit heater repairs or replacement options before work proceeds.

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Why Choose a Unit Heater for Your Garage or Workshop?

Ceiling-mounted forced-air unit heaters provide practical heating for garages, workshops, and commercial spaces without taking up valuable floor space.

⭐ Space-Saving Ceiling-Mounted Design

Mounted overhead, unit heaters keep work areas clear for vehicles and equipment while circulating warm air throughout the space.

⭐ Fast Heat Recovery for Busy Garage Bays

Forced-air heating helps restore warmth after garage doors open, keeping workshops and commercial service bays comfortable during cold weather.

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Commercial Clients We've Worked With

From independent businesses to multi-location brands, Mas Air Home Comfort has worked with commercial clients in retail, hospitality, wellness, and other industries across the GTA.

Across Ontario

and more

Our commercial clients across Toronto and the GTA.

Where We Work

Commercial HVAC Services Across Toronto & the GTA

  • Toronto
  • North York
  • Mississauga
  • Brampton
  • Vaughan
  • Markham
  • Richmond Hill
  • Oakville
  • Burlington
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Why Choose Mas Air for Garage Unit Heater Services

24/7 Same-Day Heating Restoration

Get help with garage heater breakdowns and urgent commercial heating issues across Toronto and the GTA.

Licensed Heating Specialists

Our licensed technicians troubleshoot commercial unit heaters, including ignition, airflow, and heating performance issues.

Transparent Heating Pricing

Know the scope and pricing before approving unit heater installation, replacement, or repair work.

Complete Satisfaction Guarantee

We use suitable replacement parts and provide clear repair recommendations for reliable unit heater operation.

Toronto Local Expertise

Local heating solutions for garages, workshops, service bays, and commercial facilities throughout the GTA.

Meet Our Expert Technician Team

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To receive assistance, please complete the form, and our dedicated team will assist you every step of the way.

By submitting this form, you agree to receive communications from us regarding your inquiry. Our dedicated team is here to assist you at every step.

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Total Comfort Solutions for Your Commercial Property

From expansive industrial warehouses to high-traffic retail centers, Mas Air Home Comfort‘s TSSA-certified technicians deliver reliable, energy-efficient solutions across the Greater Toronto Area.

Explore Our Specialized Commercial Services:

Every facility has unique requirements.

Call us today at 1-647-360-6623 or book online for a comprehensive site assessment and a free quote on any of our commercial HVAC services.

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