Slide #1 (Notice)
NOTICE

The COVID-19 pandemic continues to impact the wider HVAC supply chain. For this reason, we encourage you to be proactive in planning your purchases or complex repairs. A1 thanks you for your patience and are committed to doing everything we can to continue our high level of service.

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Own Your Air

Get closer to having that perfect temperature. Humidity just right. Air that is clean and filtered to help you stay healthy and happy.
A1 can help you manage the air in your home. That is our promise.

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CANADA GREENER HOMES GRANT PROGRAM

Government Rebates Available

Want to cut your heating bills by more 50% and get up to $6500 government rebate?

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A1 SUPERCARE PROTECTION PLAN

Unlimited Repair Calls

Our SuperCare Protection Plan guarantees that if anything goes wrong with your furnace this winter, we'll be there to fix it. Never worry about expensive service calls. Let us look after everything for you!

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A1 INDOOR AIR QUALITY

Detoxify Your Air

Purify the air in your home or office by getting rid of harmful mould, dust and bacteria. Our HEPA air purifiers are so efficient that laboratory testing revealed removal of 95% of particles at 0.1 microns!

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A1 REFERRAL PROGRAM

Refer a Friend & Receive $100

We love it when you tell your friends about us! Refer a friend to A1 to install a new furnace or AC and we’ll send you a $100 as a thank-you for spreading the word.

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GENIUS FURNACE + AC DEAL

Save $500 on a Genius Furnace + AC Combo

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OUR MISSION SINCE 1967

Bring Your Home Cooling Into The Future

Save $1500 on a Genius Air Conditioner

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The best heating and cooling specialists in the GTA

With a proud history guided by three generations of the Messenger family, A1 Air Conditioning & Heating is dedicated to serving our customers with the best HVAC products and services for your home and your business.

Established in 1967, we’ve been a trusted partner for more than 60,000 customers with thousands of installations and repairs over the past 50+ years. Our years of experience and expertise is evident in the quality of our work and our many happy customers.

Quality. Experience. Pride. You can count on A1.

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Our Products

Heating

Cooling

Indoor Air Quality

Innovation

Water Heaters

  • Furnaces and air conditioners
  • Installations and repairs
  • Indoor air quality
  • Home comfort products
  • Protection Plans

Get a no-obligation quote from A1

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60000+

Customers Served

1000+

Installations per year

35%

Emissions Saved

20000+

Repairs per year

A1 Service Areas

  • Hamilton
  • Ancaster
  • Dundas
  • Burlington
  • Oakville
  • Milton
  • Mississauga
  • Brampton
  • Georgetown
  • Toronto
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Why Choose A1

Over 50 years of delivering effortless home comfort solutions to our customers!

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