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Guide

Applying Vinyl Graphics with Application Fluid

Wet application lets an installer float a vinyl graphic into position, rather than getting one chance to place it dry. Done well, it can cut down bubbles and repositioning headaches, particularly on large graphics and glass. This guide explains when to use an application fluid, which Landor fluid suits which job, and how to work with it.

What an application fluid does

An application fluid wets the surface and the adhesive so the graphic can slide into place. Landor describes Action Tac as helping to “float” the vinyl until it is accurately positioned, with just enough viscosity to stop it slipping while still allowing fine adjustment. It also deals with the surface tension of the adhesive before placement, so the film can flow and then bond to the surface, which Landor says takes no more than a couple of minutes.

Wet application is not right for every film. Some adhesive films are designed only for dry application, so check the film manufacturer’s guidance before you start.

Choosing the right Landor fluid

Landor’s application fluids cover different surfaces and budgets:

  • Action Tac: a ready-to-use fluid for pressure-sensitive vinyl, decals and other adhesive films on most surfaces. It doubles as a preparation and cleaning agent, is intended for all grades of vinyl, is designed not to damage transfer tape or cause separation, and leaves less residue, with no harmful odours.
  • Splash: a concentrate, where 60cc makes approximately one litre of application solution. It wets the surface so you can slide graphics into place and is well suited to large graphics.
  • Window Juice: adapted for glass, designed to give more time for repositioning, and intended for use in hot or cold, dry or warm conditions.

All are water-based. Landor’s vinyl application fluid is described as less aggressive than most other chemicals and works with PVC and plastic films of all grades.

Prepare the surface first

Landor calls a clean, contamination-free installation area the first key to a good wet application. Dirt and dust trapped under a graphic will show, and may weaken the bond. Action Tac can be used to clean the substrate before application, as it leaves no residue on most surfaces.

  • Remove dust, grease and any old adhesive. Old adhesive residue on plastics can be softened with Grafix Gone, which works within about 90 seconds and is described as safe on most plastics and latex paint.
  • Check the surface is sound and dry before wetting it again with fluid.
  • Have a squeegee, lint-free cloths and your fluid in a spray bottle ready before you peel any backing.

Working method

The details vary with the film and the graphic, but a typical wet application runs like this:

  1. Mist the surface evenly with fluid. For larger pieces, lightly wet the adhesive side as you remove the liner.
  2. Lay the graphic on the wet surface and slide it into position. With Window Juice on glass you have extra time to adjust.
  3. Once it is where you want it, squeegee from the centre outwards with firm, overlapping strokes to push out fluid and air.
  4. Wipe away the expelled fluid and check edges and corners.
  5. Give the adhesive time to take hold before removing any transfer tape. Follow the film manufacturer’s guidance on timing.

Because Action Tac is designed not to attack transfer tape adhesive, it is suited to cut vinyl lettering applied with tape.

Weather and temperature

Self-adhesive vinyls soften in heat and harden in cold, and big temperature swings can cause bubbles and even delamination. Landor recommends scheduling the application and removal of graphics for cooler times of day, such as early morning or evening, wherever possible. Action Tac is designed to make application easier in colder weather, and Window Juice is intended for a range of conditions, but neither changes the limits of the film itself. Read more in managing adhesive graphics in extreme weather.

Protecting the graphic once it is up

Installation is not the end of the job for graphics in exposed or high-touch places. Liquid laminates can be applied after a graphic has been installed, by roller, brush, pad or spray, in a clean, dry setting. That makes it possible to protect an installed vehicle graphic or window panel without a film laminator. Let the graphic settle and dry fully first. Our guide to protecting window graphics looks at this in more detail.

FAQs

Questions we’re often asked

Landor states that 60cc of Splash concentrate makes approximately one litre of vinyl application solution.

Action Tac and Landor vinyl application fluid are designed not to attack the adhesive of transfer tape or cause unwanted separation.

Window Juice is Landor’s fluid adapted for glass. It is designed to give more time for repositioning.

No. Some films are intended for dry application only. Always check the film manufacturer’s guidance before using an application fluid.

Talk to us or get your next project started

Call +44 1252 624411 or email info@liquid-lamination.co.uk for advice, samples and pricing.