Ensure the longevity of heavy-duty structures with industrial PU injection grouting. We specialize in sealing cracks in RC roofs, retaining walls, lift pits, and tunnels across Singapore. Our polyurethane resins are formulated to be flexible yet incredibly strong, allowing them to accommodate thermal expansion and structural movement without losing their seal. Whether you’re managing ... https://shakuraconstruction.sg/services/pu-injection-grouting/