Dust Shedding ASA Synthetic Resin Roof Tile Steel Factory Roof for Workshop Area Cover A steel structure factory roof covers a working hall where dust and metal fines settle on the sheet through every shift, and rain has to carry them off cleanly. Product name HENCING ASA synthetic resin tile Product color Brick Red, Purplish Red, Dark Green,Bule,Grey Length Customized Product thickness 2.5mm/2.8mm/3.0mm Product hight 30mm Pitch distance 160mm Efficiency 960mm Profile 1050mm