Acid Rain Resistant ASA Synthetic Resin Roof Tile for Industrial Zone Buildings Industrial air carries sulphur and chloride that eat coated steel sheet, while this ASA tile is unaffected by the acid rain those emissions produce. 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 Overview