North America’s
TOP 1%
Outstanding Performance
2015, 2016, 2017 & 2018



We’ve won the Lennox Centurion Award 2017, an honour a Lennox HVAC dealer receives for being among the top 7% of all Lennox contractors, and be committed to excellence in performance, quality, and customer service.



We’re here to bring comfort to you – whether you need a new furnace installation or a boiler installation to keep your family warm during cold winter days! You can count on us. Our sales specialist will help you get the products your home needs for the best prices.

Air Conditioner

Make a hot day a cool day by installing a new air conditioner in your home – or keep your home cool with regular AC maintenance. Our sales specialist will help you get the products that suit your home needs for the best prices.

Service & Repair

Make sure to perform annual furnace maintenance and air conditioner maintenance to avoid unexpected heating or cooling system failure. In an emergency, you can count on us to repair your furnace or to repair your air conditioner.

Indoor Air Quality

We have all products to keep your home comfortable and healthy. A humidifier controls the humidity level in your home and an air purifier guarantees clean air for your family.

Comfort Control

Thermostats and zoning systems provide you with the flexibility to meet the perfect indoor air temperature in every room of your home. Through the use of smart technology, these systems allow for a customized and comfortable way of life that leads to more efficient control of your home’s heating and cooling system.

Protection Plan

Save money and avoid surprise fees by purchasing our protection plan. Annual HVAC system maintenance and regular tune-ups can extend the operation life of your heating and cooling system.

Why 1st Air Is Toronto’s Trusted Heating And Cooling Experts

We Care

We care for your home as if it’s our own. Our sale representatives will work with you to choose the best and most suitable HVAC system for your home and our certified technicians will install your heating and/or cooling system without causing any disturbances in your day.

Most Competitive Prices

Having Toronto’s largest inventory of furnaces, air conditioners, other HVAC units and parts means less cost per unit! This allows us to offer same-day installs for fantastic pricing. We guarantee that your product will be installed using the highest quality of materials.

Largest Inventory of HVAC Units

We stock Toronto’s Largest Inventory of Furnaces, Air Conditioners, other HVAC Units and Parts.  Always Ready!

Licensed Technicians

It’s important to remember the complex and technical nature of HVAC technology. When you hire 1st Air for your heating and cooling needs, you hire licensed and certified technicians who will ensure all issues are dealt with professionally.

Builder Furnace Warranty

When installing an air conditioner in your new home, we take over your builder’s furnace warranty – if you ask us to!

Award Winning Lennox Dealer

We are proud to be a premier dealer of the Lennox brand. Lennox is a leading provider of innovative, home heating and cooling systems. We are honoured to win the Lennox Industries’ Centurion Award in 2015, 2016 and 2017!

We Are A Lennox Premier Dealer

Every Lennox Premier Dealer™ is trained to deliver a level of comfort and service no one else can match. To earn and maintain “Premier” status, Lennox Premier Dealers are regularly evaluated through an independent customer satisfaction review process.

Services Areas

  • Oakville
  • Burlington
  • Hamilton
  • Kitchener
  • Mississauga
  • Toronto
  • Brampton
  • Vaughan
  • Ajax
  • Aurora
  • Barrie
  • Caledon
  • Richmond Hill
  • Scarborough
  • Oshawa
  • Pickering
  • East Gwillimbury
  • Guelph
  • Grimsby
  • Innisfil
  • Mono
  • Stouffville
  • Niagara Falls
  • Whitby

Did You Know?

If you install an air conditioner that is not fit for your home, it can significantly impact your comfort and operating costs in a negative way? Find out what the correct size of air conditioner or furnace your home needs and answers to other frequently asked questions now!

Air Conditioner and Furnace
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