905-307-2988

Why Choose High Efficiency?
  • Legendary Customer Service
  • Authorized Premium Dealer of Carrier
  • Trustworthy, Reputable HVAC Contractors
  • We Take Care of all the Dirty Work For You!
  • We are a 24/7 Emergency Service
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testimonialsView all

New AC install

I had High Efficiency Cooling and Heating give me an estimate 1.5 months back. Charton came over and briefed me on everything...

Calvin from Pickering

New AC and furance

From Rocky to every worker sent to our home we were very satisfied with this company. They did a great job with a reasonable...

Doris Li from Vaughan

American Standard Furnace Freedom 95

I am really impressed with your guys quick response and professional installation Job. You are the Best!

Joe B Markham