PU injection grouting provides a proven solution for sealing water ingress in concrete structures exposed to constant moisture. The polyurethane material reacts with water, expands, and fills internal voids to block leakage paths. PU injection grouting is ideal for basements, lift pits, tunnels, and underground structures where traditional waterproofing methods are ineffective. It ens... https://shakuraconstruction.sg/services/pu-injection-grouting/