The equatorial climate of Singapore presents the most significant challenge to metal roofing systems. The high relative humidity, coupled with frequent heavy rainfall and intense solar UV exposure, creates a severe C5-level corrosive environment, particularly near coastal areas. The extreme daily temperature fluctuations (with surface temperatures exceeding $60^{\circ}\text{C}$) cause... https://kkroofspecialist.com.sg/painting-metal-roofing-singapore/