Stop water damage in its tracks with pu injection grouting, the most effective non-invasive repair method for concrete structures. This high-pressure injection technique uses polyurethane resin that expands upon contact with moisture, filling every micro-crack and void to create a flexible, watertight seal. It is the ideal choice for fixing inter-floor seepage in HDB toilets and condo... https://shakuraconstruction.sg/services/pu-injection-grouting/