PU injection grouting is an effective waterproofing method used to stop active water leakage in concrete structures. This technique involves injecting polyurethane resin into cracks, joints, and voids, where it expands and seals water pathways. PU injection grouting is commonly applied to basements, retaining walls, tunnels, and ceilings. It provides fast results, strong adhesion, and... https://shakuraconstruction.sg/services/pu-injection-grouting/