... tile Slate Roofing Tile (slate roofing shingles) is an ideal natural slate stone,for its weather proof and of highly ... in commercial building. Material:Chinese Natural SlateColor available:black,rusty,green,grey,etcFinishing:Natural cleft,Split Surface,Sawn Surface,Nail ... 7-9mm,etcPacking:Strong wooden crate.1) Luster effects of ancient unique outside. More low water absorption. High Wind technology ...