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Installing new windows and doors is one of the best upgrades you can make to your home, but the installation itself is what determines how well everything performs. At NorthShield, we focus on getting every detail right, from the first measurement to the final checks, so your home stays comfortable, efficient, and protected for years to come
We provide professional installation across Toronto, the GTA, Winnipeg, Calgary, and surrounding areas, with experienced installers, Canadian-made products, and a lifetime transferable warranty you can count on.
Limited-Time Offer: Get Up to $300 Off Each Window and Up to $500 Off Each Door
Every home is different, and we treat it that way. Our team takes exact, detailed measurements to ensure your windows and doors fit the first time perfectly, with no gaps, no guesswork, and no compromises.
Our installations are designed to help your home stay comfortable and energy-efficient year-round. We also responsibly dispose of old materials, because doing the job right includes doing it responsibly.
A proper install goes far beyond placing a window in an opening. We carefully align, secure, and insulate every unit to ensure long-term performance, clean finishes, and a seamless look inside and out.
We treat your home like it’s our own. Once the job is done, we leave your space clean, tidy, and exactly how we found it, just with better windows and doors.

Our Step-by-Step Approach
We keep the process straightforward, efficient, and respectful of your home.
1. In-Home Assessment & Measurements: We start with a detailed assessment to make sure everything is measured accurately and suited to your home
2. Product Preparation & Custom Fit: Your windows and doors are prepared to fit your openings properly, ensuring a clean and secure installation.
3. Careful Removal of Existing Units: We remove your old windows or doors carefully to avoid unnecessary damage to surrounding areas.
4. Professional Installation & Sealing: Each unit is installed, aligned, and sealed to prevent drafts, leaks, and energy loss.
5. Finishing, Adjustments & Inspection: We complete interior and exterior finishing, make final adjustments, and check everything thoroughly.
6. Full Clean-Up & Walkthrough: We leave your space clean and walk you through the completed installation, so you know exactly what’s been done.

Not All Installations Are the Same
The type of installation depends on your home and the condition of your existing frames.
– Retrofit (Insert) Installation: A faster, more cost-effective option that uses your existing frame. Ideal when the frame is still in good condition.
– Full-Frame Installation: A complete replacement of both the window and the frame. This is often recommended for older homes or when there are signs of damage, drafts, or moisture issues.
If you’re unsure which option is right for you, we’ll walk you through it during your consultation and recommend what makes the most sense for your home.

A Team You Can Rely On
We know having work done in your home can feel disruptive, so we aim to make the experience as smooth as possible.
– Most installations are completed efficiently, often within the same day, depending on the scope
– Our team works carefully to minimize noise and disruption
– We’ll guide you on simple prep steps ahead of time
– Your home is treated with respect throughout the process
– We clean up fully before we leave
“A huge thank you to Northshield for the amazing job on our windows and doors. It was a very big job, and the team was professional throughout the entire process. Installation was quick and painless, and they did a great job cleaning up afterwards. We couldn’t be happier with the results and the service we received!” – Google review from one of our happy customers!

What Actually Drives the Price
Every home is different, which is why installation costs can vary.
Some of the main factors include:
– The size and number of windows or doors
– The condition of your existing frames
– Retrofit vs full-frame installation
– Custom shapes or sizing
– Accessibility of the installation area
For a more accurate idea of pricing, you can use our cost estimator or book a free in-home consultation.

Made to Perform Over Time
A proper installation does more than just secure your windows and doors, it helps your entire home perform better.
With the right installation, you can expect:
– Better insulation and fewer drafts
– More consistent indoor temperatures
– Protection against moisture and air leaks
– Reduced strain on your heating and cooling system
We install with long-term performance in mind, especially for Canadian climates where durability and efficiency matter.

Support That Stays With You
Our job doesn’t stop once your windows and doors are installed.
We stand behind our work with:
– Ongoing support if you have questions
– Warranty coverage you can rely on
– Guidance on maintaining your windows and doors
It’s all part of making sure you feel confident in your investment long after the installation is complete.