1. aluminum alloy 2.Thickness: 1.5 to 4.5mm ,etc 3.W: 100-1800, ... -1800, L: 150-1800, maximum: 1500*4000mm, customizedThickness(mm)1.5 , 2.0, 2.5, 3.0, 4.0, ... hotels, lobbies, offices buildings , elevatorand moreAluminum curtain wall Features:1 light, high strength, and high rigidity.2 Excellent weather resistance ... environmental friendlyInstallation Methods:Application example metal art wall aluminum