PU injection grouting is widely used to control water ingress in concrete structures caused by cracks and construction joints. The polyurethane resin reacts with moisture to expand and fill gaps, creating a flexible waterproof barrier. PU injection grouting helps prevent corrosion, mold growth, and further structural deterioration. This advanced technique delivers precise leak sealing... https://shakuraconstruction.sg/services/pu-injection-grouting/