Metal roofs are also one of the most environmentally sound roofing options , with most metal roofing material already containing 30 - 60 % recycled content .
The product itself being 100 % recyclable .
Metal roofs are also one of the most environmentally sound roofing options , with most metal roofing material already containing 30 - 60 % recycled content , and the product itself being 100 % recyclable .