PU injection grouting is a specialized waterproofing technique designed to control active water leakage in concrete and masonry structures. The polyurethane resin used in PU injection grouting penetrates deeply into cracks and expands to form a flexible seal. This process not only stops water ingress but also strengthens weakened areas. It is a preferred solution for basements, car pa... https://shakuraconstruction.sg/services/pu-injection-grouting/