Last but not least, the concluded tiles are oven-baked to ensure the stone chips stay permanently preset on the tiles and to improve toughness. The stones in DECRA’s stone-coated metallic roofing products are called roofing granules. The granules are created from purely natural stone which was mined at a quarry, https://spencerceawu.wikifrontier.com/8651567/top_latest_five_stone_coated_roof_tiles_urban_news