DIY Home Projects · Window removal

DIY Window Replacement: How to Save Money and Boost Your Home’s Energy Efficiency

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Looking to replace your windows yourself?

Are you tired of drafty, outdated windows that are costing you money on your energy bills? Replacing your windows can be a costly and daunting task, but it doesn’t have to be. With a little bit of know-how and the right tools, you can easily replace your own windows and enjoy the benefits of energy-efficient, modern windows in no time.

Measure Window Frame

First, you’ll need to measure the size of your current windows and purchase new ones that fit the same dimensions. Be sure to choose energy-efficient windows with a low U-value, which measures how well a window prevents heat loss. Next, remove the old windows by carefully taking out the nails or screws that hold them in place. Carefully remove any old caulking or weatherstripping, and clean the window frame thoroughly.

Applying Caulk to Window

Before installing the new windows, apply a fresh layer of caulking around the frame to create a tight seal. Carefully place the new window into the frame, making sure it’s level and square. Secure the window in place using nails or screws, and then caulk around the edges to seal the window and prevent drafts.

Finally, add weatherstripping around the window to further seal out drafts and improve energy efficiency. You can also add window film to the glass for added insulation.

Replacing your own windows may seem daunting, but with a little bit of know-how and the right tools, it’s a task that anyone can accomplish. Not only will you save money on your energy bills, but you’ll also increase the value of your home and enjoy the aesthetic benefits of modern, energy-efficient windows. So why not give it a try and see the difference for yourself!”

Remove and replace a window in 3 easy steps

Remove and replace a window anywhere in your home with the tips in this post. Most people think window replacement and automatically start Googling “Window Replacement”. I’m here to share with you that you can do it yourself. Chances are, that is how you found this blog; because you were looking for tips on how to remove and replace a window, DIY window replacement, and many other home renovation projects.

Remove a bathroom window
How do I remove a bathroom window quickly?


Step 1. Remove the interior trim.

Now this can be done with various tools but the preferred tools continue to be a Painter’s tool and a Pry bar. These are 2 tools that I didn’t always have in my tool box but I do now. You’ll notice that each has it’s own advantage when removing a window. 1 may be able to get into smaller cracks and crevices. While at times, the other may provide better leverage for prying off interior trim. Also, on some windows I experienced better success starting with the right side of the window frame and removing that side’s trim first.

Use a pry bar and painters tool to remove interior window trim

Step 2. Remove the Window Stop

After removing the window trim, you need to remove the window stop to access the window sashes. This will be a quicker process than removing the trim but it still requires some patience.

Remove Window Stops to access window sashes

Step 3. Insulate the replacement window with spray foam.

Lastly, when you pop that replacement window in to that empty frame you are going to need some insulation. I recommend using spray foam. It’s messy as heck, so use gloves and avoid getting it on your clothes and anything else. It comes with a tip and there are also many tools for distributing spray foam i.e., spray foam gun, etc.

Apply spray foam around entire window from interior

There you have it, 3 easy steps to remove and replace a window and get the new window in with insulation in place!


As you may know, when you remove and replace a window, it creates opportunities for the surrounding space! See the bonus picture below of the bathroom after finishing the window installation, painting the tiles white, painting the bathroom, installing the vanity mirror and best of all listing and selling the house!

Bathroom remodel after removing window
How do I remodel a bath? How to remove bathroom windows.

Dr. & Mrs. L

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