Metal roofing products are an alternative to traditional composition shingles. Along with its many advantages over conventional roofing, metal roofing is now available in several styles and designer colors, allowing you to add beauty and value to your home. Many manufacturer’s offer a 30 year limited paint warranty on their panels.Your metal roof can last twice as long as most conventional roofs. Because metal roofing is so durable, it has long been the choice for many school, government, and industrial buildings in the Minneapolis and Saint Paul area.