PU injection grouting is widely used for repairing water leakage caused by construction joints, cold joints, and structural cracks. This method uses high-pressure injection to fill gaps with polyurethane resin that expands and hardens upon contact with water. PU injection grouting ensures immediate leak stoppage, improves structural integrity, and protects buildings from moisture-rela... https://shakuraconstruction.sg/services/pu-injection-grouting/