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  • Legendary Customer Service
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  • Trustworthy, Reputable HVAC Contractors
  • We Take Care of all the Dirty Work For You!
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testimonialsView all

Air conditioner installation

After the compressor died in my 20+ year old A/C unit, I went to work doing my diligence checking out the competition. High Efficiency...

Eric Miller in Thornhill

Furnace installation

I finally decided to replace my old furnace. I contacted High Efficiency, Rocky Wang came over and provided me with very honest...

Edwin E from Toronto

Air con tune up

My story with Rocky Wang and High efficieny cooling and heating starts with me buying a groupon from another company (whcih I...

Vikram in Scarborough