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Alexandria Windows Replacement Windows Cornwall

All Types, Sizes & Styles of Windows

New & Replacement Windows Cornwall, Alexandria & Glengarry

You’d be hard pressed to find someone who doesn’t enjoy bright natural light in their home. While light is great to let in, you want to make sure your new windows are providing the right protection from natures not-so-nice elements.

Glengarry Windows & Doors offers a large selection of new and replacement windows with so many styles, shapes and finishes available; including vinyl, aluminum and wood. With styles such as Casement Windows, Awning Windows, Double Slider Windows, Double Hung Windows and Bay Windows you can rest assure we have a style you will love. If you need a custom shaped window we can do this as well. We offer in-house experts who will guide you through the selection process complete with demonstrations using the products from our showroom and on-site inventory.

Experience the Glengarry Windows & Doors difference!


Casement Windows

Casement windows provide improved energy efficiency, natural light, unobstructed views and natural light for your home. Their open-design swing allows them to be adjusted to your exact preference with a simple to use crank system. Casement windows makes a perfect addition to dining areas, kitchens and even basements.


Awning Windows

Awning windows are attention-grabbing windows; that open outward like casement windows, but with the hinge on the top. They are often chosen because they can be opened for ventilation in the rain, and to give your home a updated and modern look.

Double Slider Windows

Double slider windows are the perfect solution for providing air circulation, especially if there is only one window in the room, such as a bedroom. Unlike single slider windows, double slider windows have two sashes that opens.

Double Hung Windows

Double hung windows are one of the most common types of windows found in modern homes. They are versatile, easy to clean and allows the lower sash to move up and the upper to move down. Also with higher quality double hung windows, the sashes can be tilted with ease for cleaning.


Bay Windows

Bay windows are a great choice for making your living room, dining room, or anywhere else in your home feel more spacious and stylish. We proudly offer some of the best bay window systems, helping homeowners add more well-lit and space to their rooms with stunning windows that offer spectacular, extensive views of the outdoors that traditional flat windows cannot provide.


Custom Shaped Windows

If you are looking for custom shaped windows, our experts can help you in every step of the process. We will work with you on the size, cost, time and installation options to create the results that you are looking for.

Products and Services

Glengarry Windows and Doors is committed to bringing the best new innovations in windows and doors available on the market to our customers at affordable prices.

Vinyl Windows, Sliding Windows, Bay Windows. Energy Efficient Windows

Vinyl Windows, Sliding Windows, Bay Windows. Energy Efficient Windows

Browse through our wide selection of window styles and materials.

Front Doors, Garage Doors, Patio Doors and Garden Doors

Front Doors, Garage Doors, Patio Doors and Garden Doors

Many quality doors to choose from that fit your custom size and style.

Solariums, Sun Rooms, Gazebos and All Weather Enclosures

Aluminum Solariums, Sun Rooms, and All Weather Enclosures

Great selection of sun rooms and 3 season aluminum solariums.

Replacement Windows and Doors, Installations, Repairs, and Accessories

Replacement Windows and Doors, Installations, and Repairs

We're your one-stop shop for new homes, renovations, and repair services.

Traeger Wood Pellet Grills and Window and Door Accessories Also Available

Glengarry Windows and Doors Cornwall

Looking for a local window and door company?

Call us at (613) 525-4947

Looking for a local window and door company?

Call us at (613) 525-4947


"We recently replaced our house windows. After comparing quality and pricing, we decided to purchase our windows at Glengarry Windows & Doors"

Alexandria, Ontario

"I love my new skylight! I was impressed by the way you guys cleaned up after the job was finished. It was a pleasure seeing professionals at work. Thank you!

F.A. Burton
Cornwall, Ontario

Why Choose Glengarry Windows & Doors?

We provide our customers with a simple, worry free experience and we back up everything we do with the best warranty in the business. Here's what makes us unique:

$5 Million Liability

In the unlikely event of injury or accident, not only are our employees covered, but your property is protected under our company policy.

Satisfaction Guaranteed

Every one of our services is backed by our 100% satisfaction guarantee. We are fully committed to making your home dreams come true!

WSIB Insured

We believe that all of our crews deserve the peace of mind that comes with knowing they will be looked after should any unforeseen circumstances take place.

40+ Years Experience

Glengarry Windows and Doors in Alexandria has a proven track record! Our expert, skilled staff are here to meet all of your needs – from start to finish of your project!

Background Checked

Feel safe and secure with our friendly, professional staff. Every employee entering your home has passed an extensive criminal background check.


Even when the job is done, we’re still there for you. All of our work is backed by a manufacturers guarantee.

Download Your Free Brochure Today!

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