... erosion of acid, alkali, salt 3.nonflammable 2011 new style PVC windows1.PVC windows2.profile : 50mm,60mm, ... , 5mm,6mm,8mm, etc.Reinforcement steelU form galvanized steel; 1.2mm, 1.5mm, 2.0mm, 2. ... grey color or EPDMHardwareHigh quality Chinese hardware, Guoqiang (Multi-point lock and handle) , G-U or ROTO ... 65mm, 70mm, 80mm, 88mm;2 . Chambers: 3, 4, 5, 6, 3 . Color: white / Ral/ Renolit color, according ...