Windows & Doors Installation & Service in Thornhill, Ontario

"Leon and WindowTech team did our windows, sidings and main door with a professionalism and care for our home a..."

"We are very happy with our new windows and doors, 2 doors and 9 windows replaced with Canadian Choice which are high..."

"Grayson did an excellent job of transforming the doors and side lights with beautiful decorator glass, wrought iron..."

"Put a deposit for window and installation, the sales man by the name of Andrew, decided to take the money and never..."

"Serge is a true professional. He has immense pride in his work, and is very talented at what he does. He is a..."

"If I had known how much joy and comfort my new doors and windows would bring, I would have done anything, including..."

"Excellent service from sales representative to service work done..We are happy indeed. Highly recommended..Thank you..."

"Excellent quality and service. The sales team was professional. Archie and his installers were meticulous"

"From beginning to end, Renewal by Andersen is clearly the front runner in the window business. Our sales associate..."

"Hans was great our Salesman, he listen to how we wanted to preserve the large pane of the bay window and just replace..."

"After Yuri and his crew did a wonderful job on replacing all my windows, we hired them to replace our double doors..."