Heating & Air Conditioning in Sunderland, Ontario

"Technicians are always clean, polite, respectful and knowledgeable. This company will have my business for many..."

"We were very pleased with the experience updating our furnace with this company. Got all our queries answered pre..."

"Sam's team is super efficient and professional. Finished a whole heating/cooling system in less than 4 hours with..."

"John was very helpful and knowledgeable. We appreciate how flexible he was with our limited availability. "

"Replaced an old water heater, furnace and a/c... The service that we have received from Twintech has been excellent..."

"The AC was sitting right against the wall and we had to fix our foundation. Kevin was very responsive and was very..."

"Yuri and his team did a very efficient and thorough job and explained every step of the process to me in a friendly..."

"First I want to thank Vik of Sales for his pleasant and courteous professionalism and for sending us an awesome team..."

"Called Hargrave and spoke with Janice. Very polite and friendly. My parents furnace quit working. Janice had a..."

"I had an issue with my central AC that was causing a loud vibrating sound and some liquid leaking from the unit...."