Keep in mind that there are actually diverse manufacturers of stone coated metal roofing with variants among them. The stones in DECRA’s stone-coated metallic roofing merchandise are named roofing granules. The granules are made from natural stone which was mined at a quarry, then crushed and screened to various measurements. https://manuelctfra.howeweb.com/39406657/the-definitive-guide-to-stone-coated-roof-tiles