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Windows and Doors Replacement
BETTER INSULATION, BETTER PERFOMANCE
Windows
Vinyl Windows
Casement & Awning Windows
Bay, Bow & Garden Windows
Slider Windows
Hung Windows
Fixed & Shaped Windows
Door System
Patio Doors
Fiberglass Doors
Steel Doors
Garden Doors
Sliding Doors
Windows
Vinyl Windows
Casement & Awning Windows
Bay, Bow & Garden Windows
Slider Windows
Hung Windows
Fixed & Shaped Windows
Door System
Patio Doors
Fiberglass Doors
Steel Doors
Garden Doors
Sliding Doors
Financing
Starting from $29 a month*
The benefits of working with us

High Quality
Searching for high quality windows & doors? WELDA provides only high quality products designed to last for many years to come.

Fair Pricing
What is a fair price? WELDA Windows offers the best combination of price and value. Our prices are incredibly affordable.

Expert Installation
What`s more important than price or quality? Installation! Since 1984 more than 40,000 homeowners have chosen WELDA Windows.

Excellent Warranty
Homeowners should consider WELDA for the long list of warranty benefits assured with every product purchased and installed.
What people are saying about us
WELDA Windows and Doors have been supplying windows and doors for over 35 years and you don’t survive that long without providing customers with great service.
Learn MoreProudly serving Toronto, GTA, Ontario
Welcome to Ontario’s leading home improver, WELDA Windows & Doors, serving your needs since 1984. We serve the following areas
Industry insights
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Get in touch for an accurate, no-obligation quote.