For reliable PU Injection Grouting, Shakura Construction & Engineering Pte. Ltd. delivers precise and effective crack repair solutions. Our polyurethane technology expands within cracks, blocking water penetration instantly. Visit us at Blk 942 #04-453 Jurong West St. 91, Singapore 640942. Contact +65 9647 2701 or [email protected] to schedule a site assessment. https://shakuraconstruction.sg/services/pu-injection-grouting/