30mm X 30mm Waterstop Swelling Strip

30mm X 30mm Waterstop Swelling Strip. High Swelling Capacity: Swells up to 400% of original volume to seal cracks and joints effectively. Superior Waterproofing: Creates positive pressure against concrete faces to resist hydraulic pressure. Versatile Applications: Ideal for tunnels, culverts, foundation walls, pipe penetrations, and concrete-to-steel joints. Durable Material: Made from synthetic rubber and sodium Bentonite clay for long-lasting performance. Multiple Size Options: Available in various dimensions including 25x20mm, 20x15mm, and 30x40mm. ISO Certified Quality: Manufactured with ISO certification ensuring high standards and reliability. Cost-Effective Alternative: Effective replacement for conventional PVC waterbars in construction joints.