Metal roof systems in Singapore most commonly fail at connection points, not the main panel surface. These failure zones include the seams where panels overlap, the fasteners (screws/bolts), and the flashing around penetrations like pipes, vents, and edges. Thermal movement constantly stresses these seals. The painting contractor must pay meticulous attention to these areas, often app... https://kkroofspecialist.com.sg/painting-metal-roofing-singapore/