Is Window Film Applied Inside or Outside?

You might be wondering if a window film is applied inside or outside. The window film is a long-term investment that you have for your home and this is why you need to consider a lot of factors. These factors will determine if you have chosen the best window film that your property needs. Aside from the type of window film, you also need to consider its installation. Is it best to install window film inside or outside your home? Read the rest of the article below to learn more about the topic.

Is window film applied inside or outside? Window films can be applied both inside and outside the window depending on the type of film that you have and its purpose. On the other hand, most window films are applied inside the window to protect it from outdoor weather conditions and to make it last longer.

Take note that the application of window film will also affect its efficiency and durability. Hence, you need to be careful about how you install it. Window films provide a lot of benefits for your home and your health as well. You can choose from a wide array of window films available on the market.

Is window film applied inside or outside
Photo by João Jesus from Pexels

What is the Difference between Interior and Exterior Window Film?

Exterior window films are harder compared to interior window films because they will be constantly exposed to rain, sun, and wind. Hence, it needs to be more durable. While window films can block harmful UV rays, they are still vulnerable to deterioration due to harsh weather conditions. If you want to install the window film outside, then you must choose a high-quality one that is specifically made for outdoor use.

Moreover, exterior window films need to be strong and scratch-resistant. Installing a low-quality exterior window film can mean a waste of money because it can easily get damaged and you will need to replace it in just a short time of use. You can also check out this article that discusses how UV window film work. We have shared an in-depth discussion about the topic.

What Benefits Can You Get from Using Exterior Window Film?

Exterior window film is an ideal choice if you have a window that requires to be tinted outside. It is usually used by commercial and residential properties because it helps prevent heat from entering the property and also minimizes glare that comes from the sun. Moreover, exterior window films protect against harmful UV Rays which can put your health at risk.

Where Can You Use Exterior Window Films?

You can use exterior films for residential and commercial properties. Aside from windows, it can also be used for glass doors, sliding doors, and automobiles. They are usually used for privacy purposes. For instance, if you have large windows that exposed a wide area of your indoors, you can cover the windows with film. Aside from that, if a certain window in your property receives too much sun and you are worried about your carpets and furniture fading, you can install window films rather than curtains, blinds, or shades.

What are the Benefits of Using Interior Window Film?

One of the benefits of using interior window film is that it is easy to maintain and is conveniently installed inside your house. You do not have to go outside your house and scrub the film under the heat of the sun just to have it clean. Interior window films also come in a wide array of styles that you can choose from. They can minimize the reflectivity of your glass windows while allowing natural light to brighten your home.

What are the Popular Types of Window Films to Choose From?

Some of the popular types of window films that you can choose from include heat-control window film, glare-control window film, privacy window film, and decorative window film. Think about what your property needs and select a film that would be most suitable for it.

Heat-Control Window Film

One type of window film that you can choose from is the heat-control window film. It is a popular choice because it provides a comfortable temperature for your home and also lowers your energy bills. His type of window film reflects the heat of the sun which lowers the heat temperature inside your house. You can enjoy a comfortable temperature and your AC does not need to work hard even during the summer season. Moreover, heat-control window films block about ninety-nine percent of UV rays so you can protect your furniture and floor from damage.

Glare-Control Window Film

Another type of window film that you can have is glare-control. This will effectively prevent glare on your television and computer screens which make viewing more comfortable. You do not have to squint your eyes from the glare when watching your television. Moreover, it can block UV rays which protect your property and your health as well. You can also find glare-control films that will keep your home cool as it prevents the heat of your sun from entering your house through the windows.

Privacy Window Film

This is another popular type of window film for both commercial and residential properties. It can block the view so people outside cannot view your home. Aside from that, it can also block UV rays. You can choose from a wide array of privacy window films available including the frosted ones. Frosted films are translucent which enables light to pass through, but at the same time, it limits visibility during both daytime and nighttime. On the other hand, mirrored privacy films only provide privacy during the daytime. We have also shared this article titled, can you get a glass that you can see out but not in? You can check out the article for more tips and information.

Decorative Window Film

You can also choose decorative films for your home. This type of film is available in various styles, patterns, and colors. You can choose this option if you want to provide privacy in your home and block heat, but also wants to have a stylish window treatment.

✅ Video – How to Install Window Film

Bunnings Warehouse shared the video below on YouTube. It shows how to install a window film. Window films can be installed inside or outside the window. In the video, installing the film inside is shown. Watch the video for tips and tricks on how to do it.

Which is the Best Way to Apply Window Film to Avoid Damage?

The best way to apply window film is when it is best suited. You can apply it inside or outside the window depending on which side it can provide more benefits. Take note that regardless you install the window film inside or outside, it is still prone to get damaged over time. Below are some of the factors that contribute to the damage of window films.

Exposure to the Sun

One of the factors that can cause damage to window films is exposure to the sun. Bear in mind that even if you install the film inside the windows, the sun will still get into it and cause damage over time. With continuous exposure to sunshine, the film can start to fade and turn into a purple color which also affects its efficiency.

Physical Wear

Another factor that contributes to the damage of the window film is physical wear. The film will suffer this kind of damage regardless of which side of the window you install it. On the other hand, window films that are installed inside are safer wear and tear, but rolling the windows up and down can still cause problems.

Can Window Films Be Applied Outside?

You can apply window films outside. It is often used on glass pool fences and balcony doors. On the other hand, make sure that you choose a window film for outdoor use. This type of film is harder as compared to indoor films. They are also more durable because they will be exposed to harsh weather conditions. You can also read this article that discusses if window tint keeps the house cooler. We have shared helpful information that you can refer to.

Where to Apply Window Film?

Window film is a flexible and versatile product so you can apply it on any smooth glass surface.  It is not limited to windows. You can install it in commercial spaces as glass office partitions to have more privacy. It is also the perfect solution for adding privacy if you have glass doors and glass partitions. It is also a more practical solution as compared to using blinds and curtains.  Window films are more affordable depending on the type that you choose and it is also easier to clean as compared to other window treatments. We have also shared this article titled, does UV window film reduce heat? You can check out the article for more tips and information.

How to Make Window Film Last for a Long Time?

If you want to make your window film last for a long time, you should let the professionals handle the installation. How the film is installed into the window can affect how long it will last. Moreover, the professionals are using the right tools to make sure that the films are properly sealed into the window. While DIY is a cheaper option, you might make the mistake after a few weeks, the film will start to peel. Hence, you should allow the professionals to handle the task. You can also check out this article that discusses if modern windows block UV light. We have shared an in-depth discussion about the topic.


In this article, we have discussed if window film is applied inside or outside. We have found out that window films can be applied both inside and outside the windows. However, there are advantages to applying the film inside the windows. Take note that the installation will affect the performance and durability of the window film so it must be installed properly. Thank you for reading!

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