SikaSwell® A Hydrophilic Swelling Waterstop for Concrete Joints

Product Description :

SikaSwell® A is a flexible, high-quality, hydrophilic waterstop that expands when in contact with water to prevent water ingress through construction joints, pipe penetrations, and other concrete interfaces.

This product provides a simple and effective alternative to traditional PVC or bentonite waterstops and is ideal for complex joint geometries. It is designed for use in both fresh and saltwater environments and provides reliable sealing performance under variable site conditions.

Applications:

• Sealing construction and cold joints in concrete structures

• Around pipe penetrations, cable entries, and duct openings

• Basements, tunnels, and retaining walls

• Water tanks, reservoirs, and sewage treatment plants

• Precast concrete segment joints

Features & Benefits:

✅ Expands upon contact with water to create a watertight seal
✅ Easy and quick installation
✅ Adheres well to various substrates including concrete and steel
✅ Suitable for complex joint shapes and confined spaces
✅ Chemical and saltwater resistant
✅ Long-term durability and flexibility