
Waterstop and Waterproof Material Water-Swellable Putty Waterstop Strip. High Expansion Ratio: Volume expansion rate exceeds 150%, 220%, or 300% for effective sealing. Self-Healing Function: Automatically seals new micro-cracks caused by settlement in construction joints. Leakage Repair Capability: Can be used for re-sealing and stopping water leakage in completed projects. Corrosion Resistance: Offers excellent corrosion resistance and is low in cost. Wide Application Scope: Suitable for civil air defense, swimming pools, subways, tunnels, and culverts. Customizable Options: Supports customization from samples, designs, and flexible minor adjustments. Quality Assurance: 100% self-inspection before delivery with ISO-9001 certification. Professional Manufacturer: Integrates R&D, production, and sales with national patents and certifications.