Choosing printable window film

White or clear low-tack window cling?

White printable window cling gives artwork a white background. Clear printable window cling leaves unprinted areas transparent; white ink may be needed where the design needs opaque colour.

Both use a specialist repositionable low-tack coating, rather than conventional static attraction. They are PVC-free polypropylene films for UV and latex printing, supplied in 1,350mm × 30.5m rolls. Solvent and eco-solvent printing are not recommended for these two grades.

When to consider optically clear PET

Optically clear printable PET window film is a separate construction with removable pressure-sensitive adhesive. Consider it for transparent retail graphics, glazing and partitions where the appearance of unprinted areas matters. It is supplied in 50m rolls in 1,372mm and 1,524mm widths, with UV, latex and solvent/eco-solvent compatibility subject to print testing.

Do not choose between these constructions on the word “removable” alone. Surface preparation, glass type, installation and removal conditions still need checking. Wet or dry application is possible for these grades, subject to the individual product guidance and a trial on the intended surface.

Match the film to your print process

• UV or latex printing: compare all three constructions, then choose the background and attachment method the job needs.
• Solvent or eco-solvent printing: start with the optically clear PET grade and confirm the exact printer and ink. The two polypropylene cling grades are not recommended for these ink systems.
• Desktop inkjet or laser printing: these are professional wide-format rolls. Do not assume compatibility with desktop printers.

Check before ordering

• Choose a white background or transparent unprinted areas.
• Check the exact printer, ink and roll width against the product specification.
• Confirm the attachment method and intended surface.
• Test print, adhesion and removal before producing the job.

Browse printable window films or request comparison samples. Samples are usually complimentary, depending on the request. For an unfamiliar surface or urgent requirement, contact our sales team.

Plan white ink and viewing direction

Start with a simple brief: will the film be fitted inside or outside the glass, and from which side must the graphic be read? A white film supplies its own background. Clear film allows the view through unprinted areas, but printed colours may look different against a bright shop interior, dark background or daylight.

Where the printer supports white ink, test how a white layer changes colour, opacity and the view from each side. Artwork orientation and ink-layer order depend on the printing process and installation. Agree these with the printer using a labelled physical sample, rather than assuming every clear film behaves the same way.

What to include in a window-film sample brief

• The glass or acrylic surface, installation side and intended viewing side.
• White or clear background, and which areas should remain transparent.
• Printer model, ink system and whether white ink is available.
• Graphic size, quantity, expected time in place and removal requirements.
• The actual lighting and background behind the glazing.

Include small text, a solid colour and a clear unprinted area in the print trial. Check readability, optical appearance and attachment on the intended surface. A material sample can help select the construction; a printed installation trial checks the complete graphic.

Choose your comparison samples

Start with the finish your graphic needs. Each request identifies the material so our team can review the right sample brief.

• Request white window-cling samples — a white background for the printed design.
• Request clear window-cling samples — transparent unprinted areas with a repositionable low-tack coating.
• Request optically clear PET samples — transparent glazing graphics using removable adhesive.

Include the printer model, ink system, surface, viewing side and expected time in place. If you need to compare constructions, request a window-film comparison. Sample availability and suitability will be confirmed for the request.

Window-film questions