In 2026, the price for a professional PU injection grouting package in Singapore typically starts at around $450 to $600 for a standard leakage area. While DIY kits exist, the high-pressure pumps and specific angles required for drilling make this a task for specialists. Certified contractors use thermal imaging cameras to locate the exact source of the leak before they begin, ensurin... https://shakuraconstruction.sg/services/pu-injection-grouting/