Heating & Air Conditioning in Thornhill, Ontario

"We have been long standing customers (18 years) with Air Treatment and have had a serious and surprising customer..."

"Our boiler broke down on a Sunday. They were busy until Monday but communicated well and turned up on time. They were..."

"Laird and Son were able to respond to our A/C service outage in an efficient and timely manner."

"Needed two faucets replaced - one in the bathroom and another in the kitchen. We bought both faucets and called DR..."

"I recently had the pleasure of working with CityAir Toronto, and I couldnt be more impressed with their service. From..."

"Our furnace blower stopped blower. Econoair responded to our service request within minutes of posting and sent a..."

"After our water heater crapped out, we reached out to our propane provider to see what they could offer on a hot..."

"Great service. Skilled installers. Competitive pricing. No mess left.. best products on market. Highly recommend this..."

"We were very happy with the service received from T.H. Oliver with our 16 year old water heater. Darren and Terry..."

"AC under Warranty needed repairing. Sending service techs out that don't know what they are dealing with. Tech had to..."

"I started looking for reputable HVAC vendors when my 15 year old Lennox Elite furnace started to exhibit intermittent..."

"Professional service, prompt response, fair price and proficient at the job. Would highly recommend to anyone and, of..."

"Rob did a great job. Annual furnace inspection and maintenance. Fast and professional. Highly recommend. "

"Pat was very thorough in his work. He took his time. Checked things over made sure all was good he was awesome."

"cosmopolitan mechanical services installed brand new furnace and air conditioner at our house. Cosmopolitan..."