Residential Division

What you can expect

Licensed, qualified HVAC mechanics

A team of licensed, qualified, and highly trained HVAC mechanics to install your air conditioning system. We install your air conditioner systems the right way the first time, no cutting corners, and only using the best quality products to ensure longevity of your new installation.


Exclusive money back guarantee if you are not totally satisfied with your new cooling system.

Exclusive money back guarantee

Protection and warranty plans

Protection and warranty plans that are most suitable for your home comfort needs.


As a part of A1’s added value, we have a full time Quality Assurance Inspector that ensures that your system is operating at peak levels and that you are totally familiar with your new home comfort system. We want our customers to be completely satisfied with every aspect of the installation, and to ensure you feel that you made the right decision choosing A1 for your total home comfort needs.

Call us directly at: 905-844-2949

Get a free quote

Commercial Division

What you can expect

Commercial buildings require a very complex system of air ducts, vents, and air conditioning units to run efficiently. A1 offers the most experienced and best-trained professionals to get the job done at a competitive price.

Our expertise and vast experience in both heavy and light commercial installations include co-op housing, hotels, municipal and retail structures.

Call us directly at: 905-844-2949

Get a free quote