compared to asphalt shingles which shed small particles, and possibly other chemicals
Corrugated metal roof
While the initial outlay for a metal roof is more expensive than that of an asphalt shingled roof, a big percentage of the costs can be recouped, especially if you plan on staying in your house
While asphalt roofs will likely need replacing every 15-20 years, a metal roof can last a lifetime.
A metal roof is also much more energy efficient than an asphalt roof. It can decrease your energy costs significantly, especially if you live in a hot climate. Roofs that reflect rather than absorb heat
about than asphalt shingles. Other than copper and slate, both very expensive, enameled standing seam roofs have the best longevity. From a long-term maintenance standpoint this is a plus. Additionally, standing seam can be used on low-pitched roofs, where shingles would not be appropriate. We use this material