Technical Specifications

11 Hawthorn Parkway
Vernon Hills, IL 60061
DIF
®
FAST-ACTING
READY-TO-USE LIQUID WALLPAPER STRIPPER
Powerful formula works in minutes
Unique liquid clings to vertical surfaces
Only one application needed
Easy to apply with sprayer or roller
Highly effective on all types of wallpaper
Non-toxic, mildly scented, safe to use
Selection Data
Generic Type Pre-mixed liquid wallcovering stripper solution.
Technical Data Bulletin
Recommended Uses
DIF Fast-Acting LIQUID can be used to strip most types of wallpapers that cannot be effectively peeled or dry-stripped
from the walls. These include: traditional paper wallpapers, vinyl coated papers, paper-backed vinyl wallpapers, solid vinyl
wallpapers, foils, mylars, grasscloth, textiles and even painted wallpapers. (Borders see section Removal of wallpaper
borders.)
Application Data
Determining Where to Begin Removal
The type of wallpaper will determine where to begin the removal process. Grasp a seam or an edge of the wallpaper and try to peel it
off. Remove any layer that will peel off first and then apply DIF Fast-Acting LIQUID to the remaining backing paper or residual
adhesive. Stop if attempts to dry strip the existing wallpaper fail or result in damage to the drywall, and refer to the instructions below
for removal of specific types of wallpaper.
Traditional Paper Wallpaper
Traditional paper wallpaper is uncoated, porous and will absorb removers readily. No further preparation is necessary before
applying DIF Fast-Acting LIQUID.
Coated Wallpaper
If wallpaper is a washable type (generally a standard paper that is coated with a vinyl or acrylic coating) score* the surface using
the ZINSSER PaperTiger
®
scoring tool to enhance DIF Fast-Acting LIQUID penetration. Score the wallpaper from the ceiling to the
floor, using just enough force to break through the surface of the wallpaper.
Painted Wallpaper
If the wallpaper has been painted over, score the surface thoroughly using the PaperTiger scoring tool.
Vinyl Wallpaper
Most vinyl wallpapers are either peelable (the top layer can be removed, leaving the paper backing behind) or strippable (the
entire sheet of wallpaper can be removed, leaving only adhesive residue behind). Always try to peel or strip the wallpaper first and
apply DIF Fast-Acting LIQUID to the paper backing or adhesive residue. If the vinyl wallpaper cannot be peeled or stripped off, score
the surface thoroughly with the PaperTiger before applying DIF Fast-Acting LIQUID.
Foil, Mylars, and Other Sealed Wallpapers
Thoroughly score the surface with the PaperTiger before applying DIF Fast-Acting LIQUID.
Textiles
If textile has been installed directly over adhesive, simply apply DIF Fast-Acting LIQUID. Some textiles need their surface scored
with the PaperTiger.
Multiple Layers of Wallpaper
It may be necessary to remove the wallpaper one layer at a time since multiple layers can resist full penetration of the scoring tool.
*When using the PaperTiger, apply only enough pressure to penetrate the wallpaper to avoid damaging the drywall. The
more holes the better. If unsure, test a small area before proceeding.

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