Heating & Air Conditioning in Don Mills, 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..."

"I purchased a wall hot water unit from them. Their explanation of the unit's features and benefits was very helpful..."

"I am trying to find out the right person to speak with regarding a project that was started at the end of October by..."

"Our 17 year old furnace stopped working. We called them to book an appointment and it was booked that day. They were..."

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

"Had a new carrier furnace and April air steam humidifier installed, and everyone from sales right thru to the..."

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

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

"The company was great to deal with from start to finish. Email communication with Cecilia was prompt and the service..."

"Our furnace broke down on a Friday night and options were limited but I was able to get someone in on Saturday..."

"very quick response and reasonable cost, replaced existing thermostat with ecobee in half hour. clear explanation. "

"Andrew from Woodbridge was great, I love dealing with a local family run business, when call them, they answer. Same..."

"Olivia was amazing, completed a tune up on our furnace, answered all my questions and more. I would highly..."

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