Windows & Doors Installation & Service in Thornhill, Ontario
Windows and doors that are not installed properly may lead to uneven heat distribution and pest infestation at home. Hire a professional to help install them the right way and ease your worries.
"Had all my 18 windows and front door changed. Robert was very patient and installed everything perfectly and was very..."
see more >
| Verified
Best of 2024
"Rita with Clera Windows was very prompt in her responses and I received exactly what I needed. Thanks very much"
see more >
"They were able to come in and quickly meet our timeline to fix our fascia that got ripped off during a windstorm...."
see more >
"The Team at Ontario Windows and Doors did a fantastic job on our Windows & Doors! They worked hard and got it done as..."
see more >"4 Bay windows required replacement, along with siding directly below them. The siding below each window was a..."
see more >"My insurance contractor hired this company for my door, It came damaged, look used, within weeks the weather..."
see more >"I love the four seasonal sunroom they build. I am able to use it for four seasonals. They are so professional and..."
see more >"This is my second project with Waysee. 1. Price as agreed. Received custom oversize entrance door from Maxdor. 2...."
see more >"Did our patio door. The team is very knowledgeable about their product and industry. Answered my questions patiently,..."
see more >"I had a new door installed which is made of Mahogany wood from Italdoor. The workmanship is absolutely phenomenal. ..."
see more >"Excellent job! Before they started, they explained and demonstrated the features so I could have enough information..."
see more >"My door and windows were replaced with this company. Soon one door and one window started fogging up. I called them..."
see more >"Dealing with Pella is, by far, the worst experience we have had with a company. Ever. Our first point of contact..."
see more >