Furnace Contractor, New Installation and Emergency Service, Maintenance, Tune up all major Furnace brands like Lennox, York, Goodman...
Serving GTA, Markham, Ajax, Mississauga, North York, Brampton, Etobicoke, Thornhill, Oakville, Richmond Hill, Burlington, Newmarket, Scarborough

Furnaces are among the most important electronic equipment in winters. But high quality furnace and a proper furnace installation is essential to ensure the perfect comfort. Alliance HVAC guarantees the best quality of furnace services for you. It does not matter if you are looking for the proper furnace installation or high quality regular furnace tune-ups or repairs, we deals in all and assure you the best service quality which keeps your family warm.
Gas Furnaces provide more energy than electric. It means a more efficient heating choice. All heating systems can make you warm but a gas furnace produces some definite advantages.


Advantages of a gas furnace:


  • High-Efficiency
  • Not dependent on electricity
  • An easy source of Fuel provided
  • Less mechanical maintenance


Alliance HVAC offers a broad variety of heating systems that suit every budget. Our variety stock of heating systems gives us the ability to serve our customers in the shortest time. Alliance HVAC is a Lennox Premier Dealer, delivering a quality product to your place.


Lennox Furnaces:


  • High efficiency indicates you may save up to 22% in yearly heating costs
  • Producing steady heats in all your house
  • Advanced dehumidifier implies a more pleasant place
  • Ultra-quiet performance and comfort


Alliance HVAC reassures you that the Lennox furnace you choose will serve you for years. We offer Services to over 20 Communities and territories throughout GTA.
Explore a brand logo below to learn more

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Furnace sales installation service

Furnace Installation

Furnace Repair

Furnace Service

Furnace Maintenance

Energy Saving Tips

Choosing a Right and Energy Efficient Heating For your House



Furnace sales installation service

Air Conditioning Installation

Air Conditioning Service

Air Conditioning Repair

Ductless Mini splits

Energy Efficient Tips

Choosing a Right and Energy Efficient Cooling For your House


Furnace sales installation service

High-Efficiency Package

24 Month 0% Intrest Equal Payments

Offer Ends Feb 31st

You may be eligible for a government rebate and you may also qualify for utility rebates and incentives when you purchase a Lennox® high-efficiency heating or cooling system.




Alliance  independent locations are Premier authorized dealers of
heating, air conditioning products in the following areas:


Ask Alliance Energy Source Customer Services if you have any question.

Alliance York Region: 905 470 7555

Alliance Durham Region: 905 426 8471

Alliance Peel Region:   416-259-6767


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