Expansion Joints
Nystrom Expansion Joints
We Handle the Pressure So You Don't Have To
Nystrom has a full line of expansion joint systems backed by 75+ years of Hassle-Free service that includes our team of customer-focused pros, as well as services and solutions tailored to support the needs of architects and contractors.
Request Quote Contact Rep Specification Assistance
We offer many products that comply with BABAA, BAA and AIS requirements.
Contact us to inquire about specific products.

Why Contractors and Architects Choose Nystrom
1-2% of your job. 100% of our focus.
Responsiveness
We provide a rapid response to your inquiries, ensuring you can move forward with your project without delay.
Timely Delivery
Our Minneapolis facility operates to meet your timelines. Standard sized expansion joints ship within 1-2 business days.
On-Site Assistance
Our team is hands on, offering in-person or video support to answer questions during design, quoting or installation.
Project Gallery
From Detroit to Dubai, see our solutions in action.
Latest From Our Blog
Insights from the Experts: Mastering Expansion Joints
Contact A Rep
Our team would love to hear from you.
Seismic Aluminum Roof System - Cant Application (RJF/RJFw)
Part #: EJN-RJF/RJFw
Cover plate with drip edge Thermal and seismic movement Surface mount 2" to 12" systems
Seismic Aluminum Glide Flooring Infill System - Infill Blockout Application (NBR/NBRw)
Part #: EJN-NBR/NBRw
Glide plate, flooring infill Seismic and thermal movement Block out installation Floor-to-floor and floor-to-wall 1" to 4" systems
Seismic Pre-Compressed Parking Deck Foam System Recessed Application (EJN-PDM)
Part #: EJN-PDM
Parking deck seal +/- 50 movement, 100% total 1/2" to 4" systems 3 color options
Elastomeric Corridor Ceiling System - Acoustical Tile Application (LCA/LCAw)
Part #: EJN-LCA/LCAw
Acoustical Ceiling Tile Installation Continuous Sight Line Thermal Movement Flush - Suspended Coordinating Corners 4 Complementary Seal Colors
Seismic Pre-Compressed Horizontal Foam System Recessed Application (EJN-HES)
Part #: EJN-HES
Floor or deck seal +/-50% movement, 100% total 1/2" to 8" systems 12 color options
Aluminum Flooring System - Double Wing Infill Application (DA)
Part #: EJN-DA
Pedestrian and Light Cart Traffic Coordinates with Floor Horizontal Thermal Movement ADA Compliant Double Wing Covers up to 2 inch Joint Opening 1/8 inch to 3/8 inch Floor Infill
Roof Bellow System with Cover Membrane Application (EWCF/EWCFw)
Part #: EJN-EWCF/EWCFw
Thermal & Seismic Movement +/-50% movement, 100% total Exterior Application Roof Installation
Uncoated Non-Precompressed Closed Cell Foam System Recessed Application (EJN-ESU)
Part #: EJN-ESU
Ceiling, Wall or Floor (non-traffic) +/-25% (Total 50%) 1/2 inch to 10 inches
Seismic Pan Flooring System Blockout Application (FLP/FLPw)
Part #: EJN-FLP/FLPw
Pan system Seismic and thermal movement Block out installation Floor-to-floor and floor-to-wall 2" to 24" systems 4 color options
Pre-Compressed Primary Foam System (EJN-PBF)
Specifically suited for vertical applications Allows air to pass through while keeping dust/debris out Suitable for exterior and interior applications R-Value: 2.8 per inch of depth
Roof Bellow System - CANT application (EEJ/EEJw)
Part #: EJN-EEJ/EEJw
Thermal & Seismic Movement +/-50% movement, 100% total Exterior Application Roof Installation
Seismic Aluminum Exterior Wall System (RJX/RJXw)
Part #: EJN-RJX/RJXw
Cover plate Thermal and seismic movement Surface mount installation Wall or ceiling 2" to 12" systems
Seismic Elastomeric Wall & Ceiling System - Exterior Recessed Application (EWN/EWNw)
Part #: EJN-EWN/w
Weather-resistant Integrated Moisture Barrier Horizontal and Vertical Thermal Movement Seismic Movement with Lateral Shear Wall, Ceiling or Corner Installation 4 Complementary Colors
Aluminum Hinged Heavy-Duty System, Surface Application (PD/PDw)
Part #: EJN-PD/PDw
Hinged cover plate Thermal movement Surface mount Parking deck or floor 2" to 8" systems
Seismic Aluminum Flooring System - Surface Application (SFE/SFEw)
Part #: EJN-SFE/SFEw
Seismic Technology Horizontal and Vertical Thermal Movement Seismic Movement with Lateral Shear ADA Compliant
Elastomeric Corridor Wall and Ceiling System (EJN-LCWF/LCWFw)
Part #: EJN-LCWF/LCWFw
Continuous Sight Line Thermal movement Flush installation Wall, Ceiling or Corner Installation Quicker Installation 4 Complementary Seal Colors
Seismic Aluminum Flooring System - No Bump Blockout Application (SFP/SFPw)
Part #: EJN-SFP/SFPw
Seismic Technology Horizontal and Vertical Thermal Movement Seismic Movement with Lateral Shear ADA Compliant
Sesimic Aluminum Wall & Ceiling System - Exterior Application (RJE/RJEw)
Part #: EJN-RJE
Cover plate Thermal and seismic movement Surface mount installation Wall or ceiling 2" to 12" systems
Elastomeric Twin Seal System (EJ-TMM)
Part #: TMM/TMMw
Dual elastomeric seal Thermal movement Surface mount installation Floor-to-floor and floor-to-wall 2" to 6" systems 4 color options
Aluminum Gym Flooring System - Surface Application (DTG)
Part #: EJN-DTG
Gaskets reduce sound on high-traffic gym floors Easy Installation Installs directly on floor substrates No preformed blockout required
Elastomeric Corridor Wall & Ceiling System - Surface Application (LCWS/w)
Part #: EJN-LCWS/LCWSw
Elastomeric seal Surface Installation Wall, Ceiling or Corner Installation Thermal Movement Quicker Installation 4 Complementary Seal Colors
Moisture Barrier System (EJN-BGS/RGS/UGS)
Part #: EJN-BGS/RGS/UGS
Thermal and seismic movement Blockout, Recessed or Underslab Installation Wall or Floors 2" to 26" systems
Seismic Aluminum Roof System - Curb Application (RJS/RJSw)
Part #: EJN-RJS/RJSw
Cover plate Thermal and seismic movement Surface mount 2" to 12" systems
Roof Bellow System - Curb Application (ECF/ECFw)
Thermal & Seismic Movement +/-50% movement, 100% total Exterior Application Roof Installation
Seismic Aluminum Flooring System - Renovation Blockout Application (SFB/SFBw)
Part #: EJN-SFB/SFBw
Seismic Technology Horizontal and Vertical Thermal Movement Seismic Movement with Lateral Shear ADA Compliant