The importance of the metal gauge and thickness is carefully communicated by the metal-roofing-contractor-singapore. Thicker metal (lower gauge numbers like 24-gauge steel or 0.032-inch aluminum) is more resistant to denting from hail or falling debris and is more rigid, preventing "oil-canning" (visible waviness) under the Singapore sun's intense heat. The choice of gauge directly af... https://kkroofspecialist.com.sg/metal-roofing-contractor-singapore/