nystrom WJ User manual

©2023 Nystrom, Inc.
Rev 1/2023
Direct Service Done Right
Since 1948, Nystrom has been the go-to manufacturer of specialty building products providing a wide range of floor, roof, wall,
ceiling, and stair access products that create safer, more accessible buildings. We offer hassle-free services including access to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
Installation, Operation
+ Maintenance Manual
1
ALUMINUM WALL & CEILING SYSTEM
Model(s): WJ/WJw
WJ Wall to Wall System
GENERAL DESCRIPTION
Nystrom Aluminum Wall and Ceiling system is
designed for interior applications where
minimal maintenance is required. It mounts
easily after final wall surface is complete with
no visible hardware. Standard with a clear
anodize finish. Joint sizes range from 1” to 4”.
Introduction + Safety
Please read the complete instructions carefully before beginning any work. To ensure proper
installation and performance of the product, the following actions must be completed by the
installing contractor. Failure to do so will affect product warranty.
Transportation + Storage
oInspect all shipments and materials for missing or damaged components and
hardware.
oMaterial must be stored in a clean, dry location.
Preparation
•Locate the packing slip(s) and/or shop drawings.
•Verify that all products listed on the packing slip are included in the package.
•Check the products for damage. If products are damaged, report a freight claim
immediately and leave the products in their packaging. If you sign for products
without reporting damage, you waive your right to a freight claim and will be
responsible for their replacement cost.
•Read the instructions thoroughly before beginning installation.
GENERAL SAFETY PRECAUTIONS Improper selection, installation, or use can cause personal injury or property damage.
It is solely the responsibility of the user, through their own analysis, to select products suitable to the specific application
requirements, ensure proper maintenance and use as intended. Follow local, state, and federal regulations for proper
installation and operation requirements.

Direct Service Done Right
Since 1948, Nystrom has been the go-to manufacturer of specialty building products providing a wide range of floor, roof, wall,
ceiling, and stair access products that create safer, more accessible buildings. We offer hassle-free services including access to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
©2023 Nystrom, Inc.
Rev 1/2023
Installation & Operation + Maintenance
ALUMINUM WALL & CEILING SYSTEM
Model(s): WJ/WJw
2
Tool List
•Tape measure
•Chop saw to cut product to length
•Electric drill with Ø5/32” drill bit & Ø3/16” metal bit
•Broom & dustpan or vacuum
•Self-tapping or drywall screws.
•Rubber mallet
•Wood blocking
Preinstallation
1. Ensure that the area where the expansion joint is being installed is smooth and level.
2. Make sure the Ø3/16” hardware matches the construction (by installer).
INSTALLATION
1. For all sizes, position aluminum clips (#CSJ) per the shop drawings. Install the clips on
one side of the joint opening, spacing the clips approximately 24.00”on center. Clips must
be aligned and plumb –use wood blocking if necessary. Using the clips as a template,
mark and drill Ø5/32” holes for Ø3/16” anchors (by installer) if installing into concrete. For
gypsum board assemblies, there is no need to predrill, attach clip base members using
appropriate drywall screw (by installer) through gypsum board into steel studs. See
Figure 1.

Direct Service Done Right
Since 1948, Nystrom has been the go-to manufacturer of specialty building products providing a wide range of floor, roof, wall,
ceiling, and stair access products that create safer, more accessible buildings. We offer hassle-free services including access to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
©2023 Nystrom, Inc.
Rev 1/2023
Installation & Operation + Maintenance
ALUMINUM WALL & CEILING SYSTEM
Model(s): WJ/WJw
3
2. Once all holes have been predrilled, attached clips with appropriate anchors (by
installer). See Figure 2.
3. Before attaching the cover plate, install the gasket spline and cut it to length. Place the
joint cover over the opening, aligning the male portion of the cover with the female
portion of the clip. Set the joint cover in position by using a rubber mallet & wood
blocking to help avoid damage. Avoid excessive force, which may also damage the joint
cover. Repeat these steps the entire length of the joint cover. See Figure 3.

Direct Service Done Right
Since 1948, Nystrom has been the go-to manufacturer of specialty building products providing a wide range of floor, roof, wall,
ceiling, and stair access products that create safer, more accessible buildings. We offer hassle-free services including access to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
©2023 Nystrom, Inc.
Rev 1/2023
Installation & Operation + Maintenance
ALUMINUM WALL & CEILING SYSTEM
Model(s): WJ/WJw
4
4. Once installation of joint covers is complete, use proper cleaning solutions (by installer)
to clean joint covers. Final installation should appear as shown in Figure 4.

Direct Service Done Right
Since 1948, Nystrom has been the go-to manufacturer of specialty building products providing a wide range of floor, roof, wall,
ceiling, and stair access products that create safer, more accessible buildings. We offer hassle-free services including access to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
©2023 Nystrom, Inc.
Rev 1/2023
Installation & Operation + Maintenance
ALUMINUM WALL & CEILING SYSTEM
Model(s): WJ/WJw
5
WJw Wall to Corner System
GENERAL DESCRIPTION
Nystrom Aluminum Wall and Ceiling system is
designed for interior applications where
minimal maintenance is required. It mounts
easily after final wall surface is complete with
no visible hardware. Standard with a clear
anodize finish. Joint sizes range from 1” to 4”.
INSTALLATION
1. For all sizes, position aluminum clips (#CSJ-W) per the shop drawings. Install the clips on
one side of the joint opening, spacing the clips approximately 24.00”on center. Clips must
be aligned and plumb –use wood blocking if necessary. For corner condition, align the
underside of mounting clip to surface of wall. Using the clips as a template, mark and drill
Ø5/32” holes for Ø3/16” anchors (by installer) if installing into concrete. For gypsum
board assemblies, there is no need to predrill, attach clip base members using
appropriate drywall screw (by installer) through gypsum board into steel studs. See
Figure 5.

Direct Service Done Right
Since 1948, Nystrom has been the go-to manufacturer of specialty building products providing a wide range of floor, roof, wall,
ceiling, and stair access products that create safer, more accessible buildings. We offer hassle-free services including access to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
©2023 Nystrom, Inc.
Rev 1/2023
Installation & Operation + Maintenance
ALUMINUM WALL & CEILING SYSTEM
Model(s): WJ/WJw
6
2. Once all holes have been predrilled, attached clips with appropriate anchors (by
installer). See Figure 6.
3. Before attaching the cover plate, install the gasket spline and cut it to length. Place the
joint cover over the opening, aligning the male portion of the cover with the female
portion of the clip. Set the joint cover in position by using a rubber mallet & wood
blocking to help avoid damage. Avoid excessive force, which may also damage the joint
cover. Repeat these steps the entire length of the joint cover. See Figure 7.

Direct Service Done Right
Since 1948, Nystrom has been the go-to manufacturer of specialty building products providing a wide range of floor, roof, wall,
ceiling, and stair access products that create safer, more accessible buildings. We offer hassle-free services including access to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
©2023 Nystrom, Inc.
Rev 1/2023
Installation & Operation + Maintenance
ALUMINUM WALL & CEILING SYSTEM
Model(s): WJ/WJw
7
4. Once installation of joint covers is complete, use proper cleaning solutions (by installer)
to clean joint covers. Final installation should appear as shown in Figure 8.
OPERATION
Expansion Joints are designed and built for years of dependable service.
MAINTENANCE
Perform annual inspections to make sure the system is in position. Repair and/or replace as
needed.
QUESTIONS?
For more information on installation, repair or replacement, please contact Customer & Sales
Support at 800-547-2635 or visit nystrom.com