5675 East Shelby Drive
Memphis, TN 38141
Phone: 901-365-1903
Toll Free: 800-222-7866
Fax: 901-366-0447
e-mail: info@eykon.net |
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Standard Installation for Commercial Wallcoverings
Important - If at any time during the installation a discrepancy is discovered,
STOP! Contact your distributor before proceeding. Also, always check
manufacturer's instructions.
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Before
cutting, examine goods to make sure pattern
and color are as ordered. Check all roll
tickets to determine if more than one
run or lot number of the same pattern
is to be installed.
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Cut panels and
headers in roll number sequence, making
sure that run numbers are broken at INSIDE
corners only. Allow for matching of repeats
and trimming at the ceiling and the baseboard.
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Many matched
patterns, geometric patterns and textiles
should be table trimmed before installing.
A sharp blade should be used to minimize
fraying of fabric (use one blade per
cut). Other patterns should be overlapped
and double cut on the wall. A double
cutting tool or seam pad is recommended
to prevent scoring the wall.
- Number panes
and headers as they are cut from the roll
and apply to the wall in the same sequence.
- Install all
wallcovering under adequate lighting and
evaluate for color uniformity. When proper
lighting conditions are not possible, duplicate
the final lighting conditions as nearly
as possible.
- Take extra care
to keep adhesives and dirt from the wallcovering
surface.
- After three
panels have been hung on the wall surface
and excess paste removed, examine the installed
panels for uniformity in color. If any
color variation is noticed, discontinue
hanging and contact the distributor.
Wallcovering Adhesives
There
are many types of wallcovering adhesives, each
formulated for various performance characteristics.
These characteristics fall in two general categories:
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How they bond
the wallcovering to the wall surface.
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How they apply
to the wallcovering - this is a major
consideration for the installer.
Wallcovering adhesives
are formulated for specific applications.
Some adhesives are formulated for lightweight
and delicate fabrics while others are designed
to adhere heavyweight vinyl and acoustical
coverings.
Adhesives vary in level of wet-tack, solids, open-time, strippability
and ease of application. All wallcovering adhesives contain a biocide
system. These systems are designed to prevent bacteria contamination
and mildew / fungal infestation both "in-the-can" and in the dried adhesive.
Wallcovering adhesives are generally applied on the back of the wallcovering
either by roller or pasting machine.
There are four
main categories of adhesives:
-
Prepasted Activators
were created to assist in the hanging
of prepasted wallcoverings by activating
the existing adhesive, increasing slip
and extending the open-time available
(helpful when matching patterns). Using
activators is generally considered less
messy, minimizes seam splitting and reduces
seam lifting.
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Clear Adhesives
are either corn or wheat based. They
are generally considered to have more
open-time and are easier to clean up
than clay based adhesives. Clear adhesives
are designed for both the retail customer
and commercial installer.
-
Clay Adhesives,
like clear adhesives, are starched based,
but clay is added as a filler to increase
the wet-tack and are harder to clean
up than other clear adhesives.
- Vinyl-Over-Vinyl
and border adhesives contain synthetic
polymers and are specifically formulated
to bond to vinyl. In addition to the synthetic
polymers, these adhesives may contain some
starch and other ingredients to assist
in their application. These adhesives require
extra attention during application because
once they are dried they are permanent.
Vinyl-over-vinyl adhesives are specifically
designed to hang new wallcoverings to existing
wallcoverings or borders to wallcoverings.
Special Considerations
for Commercial Wallcovering Applications
Some
high end or specialty contract wallcoverings
need special care for perfect installation.
Special notes for textiles:
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Natural fiber
color variation, slubs and knots are
an intricate part of each textile design
and are used to enhance the beauty and
texture of each pattern..
-
Textiles are
generally designed to be installed non-reversed.
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Extreme care
must be taken to keep adhesives from
the face of a textile wallcovering. Adhesives
on the surface may prove to be difficult
or impossible to remove without staining.
Clear adhesives that are designed as
non-staining should be used.
- Selvage (excess
trimmed edge) should be removed from the
wall and seams closed within one hour.
- Acrylic-backed
or unbacked textiles should be dry hung.
- The walls should
be pasted with a paint roller. Paste a
section 4 to 6" wider than the width of
the wallcovering. In some cases, the adhesive
should be allowed to tack sufficiently
in order to provide greater adhesion and
prevent adhesive bleed through.
- Extreme care
must be taken to keep adhesives from the
face of a textile wallcovering. Adhesives
on the surface may prove to be difficult
or impossible to remove without staining.
Clear adhesives that are designed as non-staining
should be used.
Special instructions for fabric-backed vinyl:
-
When installing
textured or non-matched patterns, reverse
hanging of alternate strips may be required
to ensure color uniformity from strip
to strip.
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Apply adhesive
to the back using a pasting machine or
roller. Work the adhesive to cover the
back completely, especially near the
edges. Fold each end forward, pasted
sides together, aligning edges carefully
so they do not dry out. CAUTION: Do not
crease wallcovering. Allow to "relax" or
book for 10 minutes. This will allow
the adhesive to penetrate the wallcovering
fabric which is important for successful
installation.
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