Metal roofs are specifically engineered to last decades longer than any other roofing material. Properly installed, metal roofing is designed to withstand strong winds, rain and moisture, UV exposure, Mold, alge, mildew rodents and animals. Not to mention, metal roof materials are often class A fire-related and noncombustible, meaning the fire resistance is the highest grade possible. This proven durability against common roofing threats is one of the fundamental reasons metal roofing is so popular.