How Do You Attach a Window Fly Screen?

A window fly screen is a practical and essential addition to any home, especially if you want to enjoy the fresh breeze without worrying about insects invading your space. Properly attaching a window fly screen can make a significant difference in maintaining a bug-free environment.
Whether you’re dealing with mosquitoes, flies, or other bugs, this guide will walk you through the different methods and tips for installing a window fly screen.
Understanding the types of window fly screens
Before diving into the installation process, it’s important to know the different types of window screens available. The type you choose will influence the method you use to attach it. Here are some common varieties:
- Fixed fly screens: These screens are permanently installed in place. They are ideal for windows that don’t need frequent access, such as bathroom or attic windows.
- Magnetic fly screens: These screens are easy to attach and remove, making them a convenient option for rental properties or windows that require regular cleaning or maintenance.
- Retractable fly screens: These roll-up or slide-away screens are versatile and work well for windows that open frequently. They are more expensive but offer excellent convenience and flexibility.
- Velcro fly screens: Affordable and simple to install, Velcro screens are popular for DIY enthusiasts. They can be removed easily when not needed.
Now you have a basic understanding of the types of screens, let’s explore how to attach them effectively.
Step-by-step guide to attaching a window fly screen
Depending on the type of fly screen you’ve chosen, the installation method will vary. Here is a general guide for the most common types:
Attaching a fixed fly screen
For a fixed fly screen, you’ll need a few tools, including a measuring tape, a pencil, screws, and a screwdriver or drill.
- Measure your window frame: Use a measuring tape to determine the dimensions of your window. It’s crucial to get accurate measurements to ensure the screen fits perfectly.
- Cut the fly screen frame: If you have a pre-cut frame, skip this step. Otherwise, use your measurements to cut the frame to size, ensuring it fits snugly in the window opening.
- Attach the fly screen mesh: Place the mesh over the frame and secure it using spline (a rubber material) that you press into the frame’s grooves with a spline roller. Trim any excess mesh with scissors or a utility knife.
- Mount the frame to the window: Position the frame in the window and use screws to fix it in place. Make sure the screen is tight and secure.
This method provides a durable and long-lasting solution, perfect for high-traffic areas or windows that do not require frequent access.
Installing a magnetic fly screen
Magnetic fly screens are ideal for homes where you may need to remove or clean the screen regularly.
- Clean the window frame: Use a damp cloth to remove any dust or debris from the window frame. A clean surface ensures the magnetic strips adhere securely.
- Apply the magnetic strips: Peel the backing from the magnetic strips and stick them around the edges of the window frame. Press firmly to make sure they adhere well.
- Attach the fly screen mesh: The magnetic screen should come with its own corresponding magnetic edges. Align these with the strips on the window frame and press to secure the screen. Adjust as needed to make sure there are no gaps for insects to get through.
Magnetic fly screens are easy to adjust and perfect for renters or anyone who prefers a non-permanent solution.
Using Velcro to attach a window screen
Velcro fly screens are inexpensive and simple to install, making them a popular DIY choice.
- Measure and cut the mesh: As with the other methods, begin by measuring your window and cutting the mesh to size. Leave a small overlap to ensure the screen covers the entire window frame.
- Attach the Velcro strips: Peel off the adhesive backing and stick the Velcro strips along the window frame. Make sure to press firmly for a strong hold.
- Secure the fly screen mesh: Press the mesh firmly onto the Velcro strips, ensuring it is pulled tight and wrinkle-free. If needed, you can remove and adjust the mesh easily.
Velcro fly screens are ideal for windows that don’t require constant use, and they can be removed when the screen is not needed.
Tips for a successful window fly screen installation
- Ensure a tight fit: Gaps around the edges of the screen can allow insects to get in. Double-check that your screen is properly secured.
- Use high-quality materials: Cheap mesh may tear easily, so invest in durable, high-quality materials, especially if you live in a bug-prone area.
- Maintain your screens: Regularly check for wear and tear. If you notice any damage, repair or replace the screen to maintain its effectiveness.
We’ve got a better idea… fitted fly screens!

If the idea of measuring, cutting, and attaching a window fly screen sounds like too much hassle, there’s a simpler option: buying fully fitted fly screens and having a professional do the job for you. By opting for a professionally installed screen, you ensure a perfect fit without the stress of DIY.
Experts make sure there are no gaps or loose edges, which maximises the screen’s effectiveness in keeping insects out. Want to see the job done properly? Take a look at some of our professionally fitted window fly screens here.
At Phantom Screens, we use high-quality materials and precise installation techniques, so you won’t have to worry about the mesh sagging, tearing, or developing gaps over time. Plus, our fitted fly screens come with a limited lifetime warranty, giving you peace of mind.
Skipping the DIY route and investing in high quality fitted screens means you get a flawless, secure, and long-lasting solution to your insect problems, without lifting a finger. Get a quote from our sales experts here.