Contact Us
Toronto: 416-667-1527
York Region: 905-727-2023
Fax: 905-836-1670


Donair provides professional sales, service and installation for HVAC systems and equipment for Commercial and Industrial clients.

We service Orillia, Barrie, Kitchener, London, Hamilton, Peel, Durham, Toronto, York Region, GTA, Oshawa, Southern Ontario and everywhere in-between and beyond.

These are some of the products we install, maintain and repair:

Air Cleaners
Air Exchange
Attic Air Conditioning Systems
Boiler systems
Central Air Conditioning and Heating
Cooling Towers
Ductless Air Conditioners
Ductless Splits
Evaporator Coils
Exhaust Fans
Gas Furnaces
Heat Exchanges
Heat Pumps
Humidification Systems
Hot Water Heaters
Pumps & Valves
Refrigeration units
Rooftop Units
Tankless Water Heaters
Tube Heaters
Unit Heaters
UV Air purifiers
Ventilation, Exhaust and Air Makeup Systems


Additional services we provide:

  • Gas line installation and repair
  • Custom ductwork
  • Commercial HVAC
  • Furnace Replacement
  • Welding
  • Sheet Metal Work
  • Clean up when work is done
  • Our trucks are well stocked with most parts
  • Maintenance Contracts
  • We are professional and certified


Give Donair a call and one of our fully trained technicians will help you with your needs.