PU injection grouting is an effective waterproofing method used to stop active water leaks in concrete structures. This technique involves injecting polyurethane resin into cracks and joints, where it expands to seal gaps and block water paths. PU injection grouting is ideal for basements, roofs, walls, and slabs, providing fast results and long-lasting protection. It helps restore st... https://shakuraconstruction.sg/services/pu-injection-grouting/