Douglas Window & Door Inc.

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Douglas Window & Door Inc. Experience The Douglas Difference with your friendly neighbourhood window and door installer.

Some shirts are meant to stay clean. Ours are meant to get the job done.When the end result is a proper installation, we...
10/14/2026

Some shirts are meant to stay clean. Ours are meant to get the job done.

When the end result is a proper installation, we’ll gladly wear the evidence.

If your front door has been giving “we should probably talk about an upgrade,” this might be your sign.Swipe right on a ...
10/13/2026

If your front door has been giving “we should probably talk about an upgrade,” this might be your sign.

Swipe right on a door you’ll love coming home to.

It’s not always pretty behind the scenes. There’s heavy lifting, dirty hands, dusty clothes and a whole lot of work that...
10/09/2026

It’s not always pretty behind the scenes. There’s heavy lifting, dirty hands, dusty clothes and a whole lot of work that goes into getting your new windows in just right.

And we wouldn’t have it any other way.

Too much patio door drama? Let’s fix that. Experience the Douglas Difference.
10/06/2026

Too much patio door drama? Let’s fix that. Experience the Douglas Difference.

That's the Douglas Uniform.
10/05/2026

That's the Douglas Uniform.

10/02/2026

Meet Graham, our Project Consultant, as he shares what the Douglas Difference means to him. To us, a window replacement is about more than just the window.

The experience matters just as much as the finished product. From your first conversation to the final installation, every step is designed with your home and your experience in mind.

And with certified installers, Canadian-made products and a lifetime warranty on both product and installation, you can feel confident long after the job is done.

10/01/2026

Meet Luc, our Project Manager. He explains how thinking beyond the existing opening can turn a simple replacement into a bigger transformation.

Enlarging an opening can create a whole new range of possibilities, from different configurations to more natural light and a completely different look for your home.

At Douglas Window & Door, our expertise takes your project from the initial idea to the finished installation, helping bring your renovation vision to life.

09/30/2026

There’s more to a window installation than meets the eye.

Measuring, cutting, fitting and making sure every detail is done properly. Here’s a quick look at some of the work that goes into a Douglas window installation.

It is the little details that often make the biggest impact, and we love when our clients notice them too.Hearing storie...
09/28/2026

It is the little details that often make the biggest impact, and we love when our clients notice them too.

Hearing stories like this reminds us why we do what we do. We take pride in bringing care and attention to every step of the process. We are grateful for the kind words and the trust placed in our team.

Thinking about upgrading your windows? We are here to help you make the right choice for your home.

Address

515 Hamilton Road
London, ON
N5Z1S3

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+15198509170

Website

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