Wide Span ASA Synthetic Resin Roof Tile Carton Factory Roof for Packing Hall Cover A carton factory roof has to span a packing hall with a wide clear floor, and every extra purlin under the sheet is floor space the layout cannot give away. 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 Product