little girl by a window
With over 50 years of experience in the window manufacturing industry, you can count on Thermal Edge Inc. to provide the highest quality products at the most competitive rates. We have one of the best reputations within Durham Region and the GTA, and can guarantee that your window project will be handled with the utmost care.

Whether you're preparing for a new construction project or simply replacing old windows or doors, Thermal Edge Inc. will provide you with personable, courteous service and ensure that your needs are 100% satisfied. For more information on our services and rates, contact us today!

We've combined quality, efficiency, and unique design to create stunning windows and doors, which can be catered to any home on any budget.