Windows and Doors Unionville

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Save On New Windows & Entry Doors

Save up to 25% off with our exclusive offer! Call today to schedule your free in-home estimate.

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    At NorthShield Windows & Doors, you will find an impressive selection of top-tier windows and doors which are energy-rated to help our clients save on both energy and money. Servicing Unionville and its surrounding areas for over 20 years, our fully certified team has learned from our experiences and put forth some of the best products for our Canadian clientele. We now offer triple glass windows, which are more energy efficient, more resistant to condensation, and will provide a higher level of comfort during extreme climates. In addition to our vinyl windows, we also offer durable entry door to our customers.

    Enhance your curb appeal by calling our windows replacement experts at (905) 326-3444 for a free, no-obligation, in-home quote today!

    Jan 2026

    Limited-Time Offer: Get Up to $300 Off Each Window and Up to $500 Off Each Door

    Get a Quote
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    • ENERGY EFFICIENT

      Bringing the average cost of your energy bill down is a great feeling. Our windows have the latest energy-efficient technology to ensure that you will save money on your home down the road.

    • WINDOW EXPERTS

      NorthShield is consistently rated highly by the homeowners. With 20+ years of experience, we listen to our clients in order to ensure that they are getting everything they need from us.

    • MULTIPLE OPTIONS

      Our inventory of vinyl windows is quite extensive, whether you are looking for a bay window or a triple pane window for your home, you’ll find it all when you visit NorthShield.

    • RELIABLE WARRANTIES

      Here at NorthShield, we stand firmly behind the services we provide and the products we manufacture. This is why we offer our clients reliable warranties on all our work, some even for a lifetime.

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    TAKE A LOOK AT OUR WORK

    OUR PROJECTS

    Unionville Windows Replacement

    QUALITY WINDOWS

    WINDOWS FOR CANADIAN HOMES

    NorthShield Windows & Doors is a Canadian company. We manufacture and install our windows and doors right here in Canada because we tailor our work to the average Canadian homeowner. In fact, our factory-direct doors and windows come hot off the press in order to ensure the ultimate in durability and quality.

    It is our goal to create products that can withstand anything that Canadian weather can throw at them. Whether it’s a humid summer day or freezing winter day, we can help our homeowners stay cozy while they are in their home. Contact us today to optimize your home for our unpredictable weather.

    For all your window replacement needs, call our team in Greater Toronto Area.

    Browse Our Windows Collection

    Window and Door Unionville

    BEST PRODUCTS IN THE INDUSTRY

    QUALITY WINDOWS AND DOORS

    When you visit NorthShield Windows & Doors, you will find a wide variety of windows and doors of all styles. Our vinyl and triple glass windows have been tested to withstand all weather-related threats. Rain, storm, snow, ice, extreme heat, whatever the climate outdoors, you can count on our windows to keep your home secure. Plus, many of our windows come with advanced features such as easy cleaning to help you with maintenance. If standard window sizes don’t work for your property, we can provide you with custom shapes and sizes tailor-made for your home.

    Contact us today to learn more about our impressive products. View Our Windows And Doors Gallery


    Window frames
    25 years warranty.

    Window hardware
    25 years warranty.

    Window glass
    25 years warranty.

    Window installation
    15 years warranty.

    Window colour
    10 years warranty.

    Entry doors frame
    10 years warranty.

    Reviews From Our Unionville Customers

    “Our energy bills have already dropped thanks to these high-performance windows. Worth every penny!”
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    Venus
    “Great job. On time very detailed staff. Cleaned up after work. Happy to do business with Northshield windows.”
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    Sonia
    “The crew arrived on time, worked quickly, and did an outstanding job. Highly recommend!”
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    John