+ Windows

Windows collection

Discover our selection of vinyl windows, guaranteed to suit every style and budget. Manufactured locally, we pride ourselves on quality and durability.
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Proudly Canadian

Our windows are manufactured locally in Ontario, meaning we get to pass the savings on directly to you. Quality and affordability come together at Quantum.
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+ Doors

Doors collection

From entry doors to patio doors, storm doors and more, discover the difference quality makes. Browse our selection of factory direct doors and save!
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Incredible Prices

Our doors are manufactured by us ensuring that we can stand behind the quality of our products. The best prices for the best quality doors - guaranteed!
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By Phone

Give us a call and have all your windows and doors related questions answered by professionals. We can set up a complimentary in-home estimate as well! Call (905) 695-5100

Get it Online

Fill out our simple form and we'll get back to you in no time! Simply fill in your information and one of our representatives will be in touch as soon as possible. Click Here

How Long Will it Take?

We do our very best to drop by your home within 24 hours. There, we take detailed measurements and provide you with an accurate, no obligation estimate!

Windows Replacement

Select a sash replacement, insert window, or any of our full-frame windows and doors. At The wide range of options available at Quantum ensure full customization from hardware finishes and colors to specialty woods. It’s our goal to ensure that you are 100% happy with your new window or door.

Ultimate Replacement Casement Window

This window was designed to ensure easy window replacements. It can be used for remodeling projects or new construction jobs.

Ultimate Push Out Casement Window

These windows feature a traditional push-out handle. They are suitable for new construction projects, remodeling jobs, or complete window replacements.

Ultimate Replacement Awning

These designs have a narrow jamb which makes them ideal for full frame replacements as well as frame-in-frame replacements.

Ultimate Push Out Replacement Awning

This push out awning is often chosen for window replacements, new construction projects, and remodeling jobs.

Ultimate Insert Double Hung

Since these windows are installed into your existing frames, they can be fitted without disturbing the interior or exterior trim of your home.

Tilt Pac Double Hung Sash Replacement System

Our window sash replacement system allows the replacement of the sash (the window panel that moves up and down) and the appropriate hardware.

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