Water leakage wall repair fixes damp patches, efflorescence, peeling paint, and mold on interior/exterior walls caused by poor waterproofing, plumbing leaks, rising damp, cracks, or rainwater penetration during heavy rains. Start by identifying the source—fix leaky pipes, seal window/door frames, and clear drainage. For active seepage, use PU injection grouting: drill holes, inject ex... https://shakuraconstruction.sg/services/water-leakage-wall-repair/