Metal roofs are more durable and strong than shingles. The life span of metal roofs is 2 to 4 times more than shingle roofs. Metal roofs are comprised of strong metal sheets, whereas shingles are formed of the flat, thin, flexible sheet. The cost of metal roofs is high, but they can be recycled with ease but shingle roofs cant be recyclable. Visit our blog to know the Pros and cons of metal roofs.