PU Injection Grouting – Shakura Construction & Engineering delivers precise leak sealing, preventing further damage and restoring structural safety. Our injection system is ideal for concrete cracks, joints, and wall seepage. Shakura Construction & Engineering Pte. Ltd., Blk 942 #04-453 Jurong West St. 91 Singapore 640942. Contact +65 9647 2701 or [email protected] . https://shakuraconstruction.sg/services/pu-injection-grouting/