Specialized coatings are sometimes required when painting metal roofing Singapore over specific materials, such as asbestos-cement roof sheets, which, though less common now, still exist on older industrial buildings. While these are not strictly metal, the process of sealing and coating them falls under the same general industrial painting umbrella. In such cases, contractors must fo... https://kkroofspecialist.com.sg/painting-metal-roofing-singapore/