... , it is widely used due to its recyclables in the construction of villa, mansion, chamber, and ... ever square meter. It is safe and convenient in installation and maintenance.d) Windproof: It is suitable ... / M2Weight per Tile2.8KGSInstalled Weight6 KGS / M2Quantity in 20FT Container8640 PIECES / 4000 M2Technical Performance Inspection ItemsInspection ... changes color stone coated roof tile made in china