... Light-weighted, environment friendly, and economicical5. Sturdy and durable: The base of colorful stone-coated metal roofing is galvalume, more ... more than the regular 185g. (3). The glue is our know-how, which can keep the grains on the surface unimaginablly strong.. (4). The colorful ... , charcoal black, weathered timbr, grey, sapphire, etc. (5). The thickness of the tile is 0.4 mm or other types, it ...