Founded in 1976, QSI is one of the Golden Horseshoe's most reputable Window, Door and Sunroom companies, with sales and installation teams working year round - remarkable given the harsh Southern Ontario winter weather. QSI's new head office and showroom facility in Stoney Creek offers fully operational, full size Window, Entry and Patio Door displays.
Customers are invited to experience the quality that is synonymous with our high performance product, installation and people. We are extremely proud of our people and our relationships with all QSI customers, friends and suppliers.
Customers are invited to experience the quality that is synonymous with our high performance product, installation and people. We are extremely proud of our people and our relationships with all QSI customers, friends and suppliers.
Services
Our superior quality windows are available in any style - from fixed, sliding to casement. We are proud to offer the RevoCell technology, far exceeding Energy Star requirements today. Our range of options can be extensively customized for your design and budget, giving you top quality on custom-made products to suit your exact needs.
Casements & Awnings
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Contemporary style casement and awning windows deliver maximum ventilation as well as optimum efficiency against air Infiltration. With screens on the interior, casement and awning window sashes open out to allow for ventilation. Effortlessly opening and closing for ventilation with the turn of a crank handle, also allowing the option to clean the glass from inside.
Vertical Sliders
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Traditional style combined with current QSI SMARTComfort technology and ease of cleaning, double-hung and single-hung replacement windows deliver beauty, comfort, less maintenance along with added security. Double-hung windows can be combined in groups of 2 or 3 for maximum ventilation, also flanking each side of a picture window for larger living room windows.
Horizontal Sliders
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Traditional style with large unobstructed view combined with maximum ventilation, QSI SMARTComfort sliding replacement windows deliver beauty, comfort, less maintenance along with added security. Single sliders and Three-lite end vent sliders have partial screens and require some glass cleaning from outside the home.
Bows & Bays
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Expand the feel of your living space and enhance the view while adding a classic traditional look to the exterior. Consider bay windows if you want add a centrepiece feature to your home exterior, and to extend your interior to the outside. These consist of three windows, with a usually larger window in the middle protruding outside, and two side windows joined to it at an angle and connecting to the wall.
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