Shakura Construction & Engineering specializes in PU Injection Grouting to repair leakage, seal voids, and strengthen concrete surfaces. Our skilled team ensures accurate injection and long-term waterproofing. Visit 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/