BCA regulations in 2026 mandate that waterproofing-roof-singapor must pass rigorous "ponding tests" before a project is certified as complete. This involves flooding the roof area for 24 to 48 hours to ensure absolute water-tightness. Professional contractors document this process meticulously, providing building owners with the quality records required for compliance. These standards... https://kkroofspecialist.com.sg/waterproofing-roof-singapore/