+ 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!

Quantum Windows and Doors

Our comprehensive knowledge of the industry is evident in our investment in the latest technology available today. Being a fully integrated manufacturer has allowed Quantum Windows and Doors to control important facets of the manufacturing process. With over 500,000 square feet of manufacturing space between our two facilities, we can produce your order on time. At Quantum, quality is standard.

  • 100% Made in Canada!
  • Energy Star™ Windows and Doors
  • We use only the highest-grade of materials
  • Our professionals are highly skilled and well trained

Discover the Quantum Difference

We extrude all of our profiles, making our products exclusive to Quantum Windows and Doors. Our investment in the latest technology allows us to produce the finest extrusions in the industry today, while maintaining quality control and design flexibility throughout the process. The end result guarantees our products are one of a kind in the window and door industry.

Quantum Windows and Doors manufactures its own PVC compound made from top quality resin. This allows us to control the quality and consistency necessary to provide some of the most advanced extrusions in the marketplace today.



All our Windows and Doors are 100% Canadian made using only the highest-grade of materials.


All our windows meet or exceed the CSA standards and Energy Star Criteria, and come with a written windows lifetime warranty.


Our professional and courteous installers are factory trained, certified, licensed and insured.

Quantum Windows and Doors

Automated Cutting and Fabrication

Our automated fabrication centers provide precision cutting and fabrication of the frames, sashes and accessories. All functional and mechanical applications are precisely prepared to accept hardware and accessories guaranteeing an exact fit for all components and consistency in sizing on all manufactured products.

Our mission at Quantum Windows and Doors Toronto is to satisfy the needs of customers who wish to better their homes and businesses through window and door improvements and specialty glass products. To provide protection from the elements and improve quality of life through aesthetics and reduced living costs.

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