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Windows and Doors Replacement



Triple Glass Windows
Installation by Request*


Front Door Locker
with NEW Door installed


Lock or Colour Upgrades
with NEW Patio Door

Apply for Financing

Starting from $29 a month*


Everyone wants quality windows, but not everyone wants the same size or style. That’s why WELDA offers a full selection of styles that can accommodate any design need or architectural style. The only factor that won’t differ from style to style, or size to size is the quality.

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Door System

There’s more to replacing your existing entry door than just hanging a new door in an old jamb or settling for a pre-built, off the shelf door from a home center. With a new entry system from WELDA you get a complete entry door system with a variety of options allowing you to create a unique entrance to your home that combines the best low maintenance and energy efficiency features available.

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Porch Enclosures

WELDA porch enclosures are the greatest thing since sliced bread! But don't take our word for it - ask anyone who's had an enclosed patio installed. Porch enclosures are immensely practical additions to your home especially in the extreme Canadian climate.

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More Products

Windows and doors may be what WELDA is best known for. But we also provide a whole range of other quality products such as Awnings, Pergolas, Windows Coverings to improve your home further.

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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.

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Proudly serving Toronto, GTA, Ontario

Welcome to Ontario’s leading home improver, WELDA Windows & Doors, serving your needs since 1984. We serve the following areas

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Get in touch for an accurate, no-obligation quote.