Seismic & Expansion Joint Systems

Waterproofing seismic and expansion joint system is essential work our teams can complete.

Approved Applicators of

Seismic joints or expansion joints are units installed in the concrete slabs between buildings. The joints create more flexibility for the building, as they expand and compress to support its movement. These joint systems are typically found in large industrial and commercial buildings.


Gunac | Waterproofing Specialists can complete specialist coatings on these joints to allow for a watertight seal. This waterproofing will support the joints in acting to their highest performance.


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We can help with a wide variety of waterproofing and roofing services