When dealing with persistent leaks, PU injection grouting offers a reliable and long-lasting repair solution. It effectively seals hairline cracks, construction joints, and expansion joints where water penetration occurs. PU injection grouting works by reacting with water to form a dense, waterproof foam that blocks further seepage. This method minimizes structural damage, reduces rep... https://shakuraconstruction.sg/services/pu-injection-grouting/