FAQ

Introduction to Window Film

Window film is a thin, multi-layered polyester material applied to glass surfaces to enhance their performance and appearance. It typically consists of:

  • A protective liner
  • An adhesive layer
  • Multiple layers of polyester film
  • A scratch-resistant coating

Window film works by modifying how glass interacts with light and heat:

  • It reflects and absorbs solar radiation to reduce heat gain
  • It blocks harmful UV rays (up to 99%)
  • It reduces glare by filtering visible light
  • It adds a protective layer to glass, enhancing safety and security
  • Some films provide insulation to improve energy efficiency

The specific performance depends on the type of film used. For example, reflective films work primarily by reflecting solar energy, while safety films hold shattered glass together upon impact.

Window film can be installed in a wide variety of locations:

  • Residential homes (windows, doors, skylights)
  • Commercial buildings (offices, storefronts, conference rooms)
  • Educational institutions
  • Healthcare facilities
  • Government buildings

It can be applied to both the interior and exterior of glass surfaces, depending on the specific product and intended use.

Yes, window film is an excellent solution, but not where the film will come into direct contact with water or grease such as the inside of a shower door or behind a hob. 

Several benefits include:

  • Privacy: Frosted or decorative films can obscure visibility while still allowing light in
  • UV protection: Helps protect skin from harmful UV rays
  • Glare reduction: Improves comfort when using mirrors or getting ready
  • Aesthetics: Can enhance the bathroom’s appearance with decorative patterns
  • Safety: Adds a layer of protection to glass shower enclosures

Absolutely. Window film has numerous commercial applications:

  • Energy efficiency: Reduces cooling costs by blocking heat
  • Safety and security: Strengthens glass against break-ins and accidents
  • Privacy: Creates private spaces in open office layouts
  • Branding: Custom designs can showcase company logos or graphics
  • Glare reduction: Improves comfort for employees using computer screens
  • UV protection: Prevents fading of interior furnishings and merchandise
  • Decorative purposes: Enhances aesthetics of commercial spaces
  • Bird collision prevention: Safety dots film can reduce bird strikes on large windows

Yes, we provide installation service nationwide. Please give us a call on 01 685 2177 for a quote.

Yes, producer provides 5-10 year warranty against peeling and discolouring.

Yes. Please contact us at 01 685 2177 or email [email protected] and we will answer your questions and assist you with choosing a film suitable for your needs.

We accept online payment by credit and debit card via PayPal. You don’t need to have a PayPal account, just enter your credit card details and they will be processed in secure and private manner.

Most films are dispatched within 3-5 working days after we receive payment but custom designs will take longer. All orders are dispatched via An Post and come in a post tube.

Choosing the right window film depends on your specific needs:

  1. Privacy requirements: Day only, night, or 24/7
  2. Light transmission: How much natural light do you want?
  3. Heat and UV protection: Consider energy efficiency goals
  4. Aesthetics: Reflective, frosted, or decorative appearances
  5. Safety concerns: Safety window film for enhanced security
  6. Specific issues: e.g., antimicrobial window film for hygiene-sensitive areas

At Window Film.ie, we offer expert consultations to help you select the perfect film for your needs. Contact us for personalised advice and to discuss our range of high-quality window film solutions.

Person installing safety window film on a large window, ensuring protection against shattering and enhancing security
Free Installation Guide

Installation Details

Window film is typically installed on the inside of windows for several reasons:

  • Better protection from weather and external elements
  • Easier accessibility, especially for multi-story buildings
  • More controlled environment for installation
  • Improved adhesion and cleanliness
  • Enhanced UV protection
  • Longer lifespan of the film

However, if necessary it can be used outdoors with a shorter lifespan.

The general process for installing window film includes:

  1. Cleaning the window thoroughly
  2. Measuring and cutting the film to size
  3. Spraying the window and film with an application solution
  4. Removing the release liner from the film
  5. Carefully applying the film to the window
  6. Using a squeegee to remove air bubbles and excess water
  7. Trimming excess film around the edges
  8. Allowing the film to cure

For a more detailed guide check out our free diy installation guide.

Basic equipment for window film installation includes:

  • Razor scraper
  • Snap-blade knife
  • Tape measure
  • Spray bottle
  • Distilled water
  • Low-lint paper towels or shop towels
  • Ruler
  • Squeegee (professional-grade for thicker films)

You can find window film installation tools and kits from:

  • Shops like Aldi or Lidl
  • Home improvement stores like Woodies
  • Online retailers

Many homeowners enjoy tackling DIY projects, including the installation of window films. 

 

With countless online tutorials available, you can easily find step-by-step guides to successfully apply window films on your own.

When installed properly, window film application is not particularly messy. The process involves using a water-based application solution, which can be easily cleaned up. Professional installers typically use drop cloths and towels to protect surrounding areas. Any residual moisture usually dries within a day or two.

The duration of window film installation depends on factors such as:

  • Number and size of windows
  • Type of film being installed
  • Complexity of the installation

On average, installation for a typical home can take anywhere from a few hours to a full day. Larger commercial projects may take longer. The curing process for the adhesive can take 24 hours to 30 days, depending on the film type.

While window film can be applied to many types of glass, not all films are suitable for every glass type. Factors to consider include:

  • Single pane vs. double pane windows
  • Tinted or low-E glass
  • Tempered or laminated glass
  • Age and condition of the glass

You can always contact us to ensure compatibility and avoid potential issues like thermal stress or seal failure in double-pane windows.

Person installing safety window film on a large window, ensuring protection against shattering and enhancing security
Free Installation Guide

Performance and Durability

No, window film does not cause seal failure in double glazed units. This is a common misconception. In fact:

 

  • The risk of seal failure depends on the quality of the original window manufacturing, not the film.
  • All double glazed units will eventually experience seal failure due to normal wear and tear, regardless of window film.

Window film itself does not cause windows to shatter or break. However, there are some important considerations:

  • Window film can increase thermal stress on glass, which may increase the risk of breakage in some cases
  • The risk depends on factors like glass type, window orientation, and climate
  • Safety window film is specifically designed to hold shattered glass together, potentially reducing the risk of injury if breakage does occur.

The longevity of window film depends on several factors:

  • High-quality window films can last 15-25 years or more with proper care
  • Factors affecting lifespan include film quality, installation, glass type, climate, and maintenance
  • Professional installation by certified experts can significantly extend the life of the film

UV protection from high-quality window film is long-lasting:

  • Top-quality window films maintain their UV protection efficacy for 10-20 years or more
  • Most window films block up to 99% of UV rays throughout their lifespan
  • The UV protection does not significantly degrade over time with quality films

Safety window film and other premium options will continue to provide excellent UV protection for many years after installation, helping to protect your skin and prevent fading of interior furnishings.

Most standard window films, including our reflective window film, do not provide complete privacy at night when interior lights are on. This is because:

  • Window films rely on light differences to create one-way visibility
  • At night, interior lights make the inside brighter than outside, reversing the effect

For nighttime privacy, consider these options:

  • Use curtains or blinds in addition to daytime privacy film
  • Install frosted window film for 24/7 privacy while still allowing light transmission

For one-way visibility during the day, our reflective window film is an excellent choice:

  • It creates a mirror-like exterior while maintaining interior views
  • Effective when outside is brighter than inside (typically daytime)
  • Provides privacy, UV protection, and heat reduction

However, keep in mind:

  • This effect reverses at night with interior lighting

To reduce glare on screens near windows:

  1. Install reflective window film or safety window film to reduce overall light transmission
  2. Position screens perpendicular to windows when possible
  3. Use anti-glare screen protectors on devices
  4. Consider adjustable blinds or shades for additional control
  5. If glare persists, our frosted window film can diffuse light while maintaining privacy

Reflective window film:

  • Creates a mirror-like exterior appearance
  • Allows clear views from inside out during the day
  • Reduces heat and UV transmission
  • Privacy depends on lighting conditions

Frosted window film:

  • Provides a translucent, etched glass appearance
  • Offers consistent privacy day and night
  • Allows light transmission while obscuring clear views
  • Available in various patterns and designs

Yes, glass doors can be covered for privacy using various window film options:

  • Frosted window film for consistent translucent privacy
  • Reflective window film for daytime privacy with clear interior views
  • Safety window film to enhance security while reducing visibility
  • Safety dots window film to prevent bird collisions while adding subtle privacy

 

Installation on glass doors is similar to windows, making it an easy and effective solution.

Close-up of a white window handle on a closed window covered with safety window film, with a blurred snowy background outside.
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Close-up of a white window handle on a closed window covered with safety window film, with a blurred snowy background outside.
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Talk To Ireland's Leading Experts in Window Film Solutions

Send a message
016 852 177

Additional Considerations

Generally, you do not need planning permission to install window film. According to industry sources:

  • Planning permission is not normally required to apply window film
  • Window film is considered a non-structural modification

However, there are some exceptions:

  • If your building is a protected structure or in a conservation area, check with local authorities
  • For significant changes to a building’s exterior appearance, consult your local planning office

Most window films, including our reflective window film and frosted window film, cannot be reused once installed. Here’s why:

  • Window film is designed as a single-use product for long-lasting performance
  • The adhesive used in most films is compromised after initial application and removal
  • Removing and reapplying film can affect its effectiveness and appearance

Installing window film should not harm your house plants. In fact, it may benefit them:

  • High-quality window films allow sufficient light transmission for plant growth
  • UV-blocking properties of films like our safety window film can protect plants from harmful rays
  • Reduced heat and glare can create a more stable environment for plants

Window film can help with condensation issues and is suitable for high moisture environments when chosen and installed correctly:

  • Some films can reduce heat loss, potentially decreasing condensation on the room-side surface
  • Antimicrobial window film is specifically designed for high-moisture areas, offering both moisture resistance and hygiene benefits

Please contact us at 01 685 2177 or email [email protected] and we will answer your questions and assist you with choosing a film suitable for your needs.

Talk To Ireland's Leading Experts in Window Film Solutions

Send a message
016 852 177