The material compatibility with rainwater harvesting is a significant, yet often overlooked, advantage of aluminum metal roofing Singapore. Aluminum is inert and non-toxic, meaning it does not leach harmful heavy metals or chemicals into collected rainwater, unlike certain treated or galvanized materials. This makes aluminum the ideal material for roofs intended to feed rainwater harv... https://kkroofspecialist.com.sg/aluminum-metal-roofing-singapore/