+ 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!
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The first thing visitors to your home notice is your entrance door. Entrance doors have the ability to completely alter and elevate the overall design of a house. Quantum has the greatest selection of high quality, customizable entranceways. Our team of design experts help you choose the product that perfectly captures your personal taste and fits in flawlessly with the design of your home.


All of our beautiful, high quality entrance doors are locally manufactured. This allows us to provide you with the best possible prices for high quality, durable materials. Additionally, our entrance doors are manufactured from cutting edge materials, such as fiberglass. Fiberglass is a durable material, ideal to withstand harsh weather and extreme climates. When you purchase your entrance door from Quantum, you get reasonable prices and the highest possible quality.


At Quantum, our goal is to make selecting and installing a beautiful, high quality entrance door a seamless process. Our skilled installation team ensures that your entrance door is flush with your doorframe, so that no unwanted air filters into your home. Expert installation ensures that your front door functions properly for years to come. Additionally, we pride ourselves on being helpful and informative at the beginning of the process. Call us today to have a free consultation and quote at your home within 24 hours.


Contact Quantum today to receive a free entrance door quote over the phone or in person. With our amazing product selection made of the highest quality, cutting edge material, there is an entrance door to suit the style and budget of every homeowner. Our expert team of installers help to make the entire process as simple and reliable as possible. Contact Quantum today to learn more about our beautiful, high quality entrance doors.


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