Sika Emseal

Sika Emseal Sika Emseal manufactures structural, watertight, fire-rated, seismic expansion joints and sealants

Sika Emseal contributes to the preservation, durability and sustainability of a resilient built environment. We do so by delivering high value, lowest total cost of ownership, structural expansion joints and pre-compressed sealants that work. In the pursuit of resilient building materials, Emseal leads the industry in innovations capable of resisting hurricane and tornado events, handling immersio

n, and sealing seismic joint openings. Innovation has driven breakthrough new materials that ensure continuity-of-seal against water, fire, heat, cold, air movement, and sound in single product, single installation solutions. We are a team of highly trained, motivated, and personable customer and technical service professionals. We deliver ready-to-go as well as custom-quick solutions to structural expansion joint and other sealing applications. Our products are the result of market driven innovation and decades of experience born of total dedication to the field of expansion joint sealing and component gasketing. From the person who answers the phone when you call, to the regionally dedicated inside and in-field technical support of our Tech Team and Regional Sales Managers, Team collaboration, Emseal is completely dedicated to your satisfaction and the success of your project.

Expansion joints on plaza decks and high-traffic structures face unique challenges: movement, fire exposure, and waterti...
01/16/2026

Expansion joints on plaza decks and high-traffic structures face unique challenges: movement, fire exposure, and watertight performance.

The SJS-FP-FR system is engineered to handle it all. With double the movement capacity, up to a 2-hour fire rating, and complete watertight protection, it meets UL 2079, ASTM E1399, and ASTM E1966 standards. Built for plazas, stadiums, and seismic applications, SJS-FP-FR delivers long-term durability and safety under demanding conditions.

Discover the ultimate fire-rated expansion joint solution: https://www.emseal.com/product/sjs-fp-fr-fire-rated-plaza-deck-expansion-joint/

Persistent water infiltration was compromising the Wheeling Tunnel’s structural integrity.An abandoned coal mine above t...
01/13/2026

Persistent water infiltration was compromising the Wheeling Tunnel’s structural integrity.

An abandoned coal mine above the tunnel continuously leached water into the structure, threatening long-term safety. Sika Emseal’s DSM-DS system was installed around the full tunnel circumference, intercepting and redirecting water to exterior drainage. Its dual-sided design provides durable, long-term protection in this demanding environment.

Explore the full project details and see how the DSM-DS system safeguards critical infrastructure: https://www.emseal.com/project/wheeling-tunnel-roof-lining-wheeling-wv/

Project Highlight: Expansion Joint Upgrade at Sanford StadiumOutdated expansion joint coverplates were causing noise and...
01/03/2026

Project Highlight: Expansion Joint Upgrade at Sanford Stadium

Outdated expansion joint coverplates were causing noise and allowing water infiltration along the concourses at the University of Georgia’s Sanford Stadium. A recent upgrade replaced those assemblies with a watertight SJS System that installs without invasive anchors and delivers reliable performance under heavy use.

The new system improves durability and helps reduce ongoing maintenance demands across the stadium concourse.

Read the full project overview to see how this solution was executed: https://www.emseal.com/project/university-of-georgia-expansion-joint/

Earlier this fall, our team spent time at Gillette Stadium for an on-site expansion joint training walkthrough. Instead ...
01/02/2026

Earlier this fall, our team spent time at Gillette Stadium for an on-site expansion joint training walkthrough. Instead of a classroom session, we used the stadium itself to look at real expansion joint conditions; how joints move, how transitions are detailed, and how materials perform over time.

From long concourse runs to complex intersections, the walkthrough helped connect movement calculations to what actually happens in the field. It was a practical way to reinforce why material behavior and system selection matter in high-traffic, movement-heavy environments.

Read the full post here: https://www.emseal.com/expansion-joint-training-gillette-stadium/

Proud to share our latest case study on two decades of delivering watertight stadium expansion joints at Gillette Stadiu...
12/27/2025

Proud to share our latest case study on two decades of delivering watertight stadium expansion joints at Gillette Stadium; a powerful example of long-term performance, structural integrity, and the value of high-quality joint solutions.

Over the last 20+ years, our expansion joint systems have successfully withstood the rigors of New England’s weather, providing reliable waterproofing through freeze-thaw cycles, heavy rainfall, and expansion/contraction under load. The result? Leak protection, minimal maintenance, and lasting confidence in joint performance.

Engineers, architects, and facility managers: if you’re specifying or evaluating stadium joint systems, this case study contains real-world performance data, installation insights, and lessons learned from two decades of continuous operation.

Read the full case study here: https://www.emseal.com/project/waterproof-expansion-joints-at-gillette-stadium/

The WFR2 fire rated wall expansion joint system provides watertight, airtight, and UL 2079-certified fire protection in ...
12/26/2025

The WFR2 fire rated wall expansion joint system provides watertight, airtight, and UL 2079-certified fire protection in a single system.

Designed for straightforward installation with non-invasive anchoring, and engineered to withstand hurricane-level wind loads for long-term performance. With an STC rating of 62, it also contributes to effective sound control in occupied spaces.

Learn more about WFR2’s specifications, performance characteristics, and where it’s applied in building assemblies: https://www.emseal.com/product/wfr2-fire-rated-wall-expansion-joint/

Expand your understanding of expansion joint systems by joining Sika Emseal’s SWRI-validated training seminar.This two-p...
12/23/2025

Expand your understanding of expansion joint systems by joining Sika Emseal’s SWRI-validated training seminar.

This two-part, half-day program covers expansion joint design principles, joint types, common failure modes, and practical installation techniques. Sessions are led by experienced industry professionals and focus on real-world conditions and best practices.

Participants will earn 8 AIA HSW learning units upon completion.

Register today to reserve your spot and strengthen your expansion joint expertise: https://www.emseal.com/expansion-joint-resources/expansion-joint-training-swri-validated/

Proud to share our latest case study on two decades of delivering watertight stadium expansion joints at Gillette Stadiu...
12/16/2025

Proud to share our latest case study on two decades of delivering watertight stadium expansion joints at Gillette Stadium; a powerful example of long-term performance, structural integrity, and the value of high-quality joint solutions.

Over the last 20+ years, our expansion joint systems have successfully withstood the rigors of New England’s weather, providing reliable waterproofing through freeze-thaw cycles, heavy rainfall, and expansion/contraction under load. The result? Leak protection, minimal maintenance, and lasting confidence in joint performance.

Engineers, architects, and facility managers: if you’re specifying or evaluating stadium joint systems, this case study contains real-world performance data, installation insights, and lessons learned from two decades of continuous operation.

Read the full case study here: https://www.emseal.com/project/waterproof-expansion-joints-at-gillette-stadium/

Protect Your Building with Seismic ColorsealWhen your structure faces hurricane-force wind and water, you need an expans...
12/13/2025

Protect Your Building with Seismic Colorseal

When your structure faces hurricane-force wind and water, you need an expansion joint seal that won’t compromise. Seismic Colorseal delivers a watertight seal that moves with your building, handling changes in plane and direction.

With 22 color options, it integrates into your design while providing unmatched durability and flexibility.

Discover how Seismic Colorseal can safeguard your next project: https://www.emseal.com/product/seismic-colorseal-wall-expansion-joint-3/

Waterproofing roof-to-wall expansion joints at KCI Airport was a challenge well worth tackling.We integrated watertight ...
11/29/2025

Waterproofing roof-to-wall expansion joints at KCI Airport was a challenge well worth tackling.

We integrated watertight expansion joint systems into the airport’s single-terminal design, built to perform even in the demanding conditions of Tornado Alley.

Every detail mattered. The result? Watertight joints engineered to handle significant movement without compromise.

See how it came together in our case study: https://www.emseal.com/project/waterproof-roof-to-wall-expansion-joints-kci-airport-single-terminal/

Ready to level up your expansion joint expertise?We host SWRI-Validated trainings focused on real-world application. Ove...
11/28/2025

Ready to level up your expansion joint expertise?

We host SWRI-Validated trainings focused on real-world application. Over two interactive half-days, you’ll dive into design principles, joint types, failure analysis, and hands-on installation techniques.

The best part? Your only cost is getting to Boston or Providence airport; we’ll take care of everything else.

Spots are limited. Register now: https://www.emseal.com/expansion-joint-resources/expansion-joint-training-swri-validated/

Address

25 Bridle Lane
Westborough, MA
01581

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+15088360280

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