Shakura Construction & Engineering offers effective PU Injection Grouting designed to seal leaks permanently and reinforce concrete structures. Our experts ensure safe, accurate, and long-lasting results. 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/