Characteristics:Light weight, flat surface, high rigidity and strength. Can be easy installation, sound insulation, processing and maintenance. Fire-resistance, weather resistant and non-resonance Bright, elegant and magnificent, various designs and colors. Thickness: whole panel: 10 25mm (face aluminum sheet:0.8 1.5mm, Back aluminum sheet:0.6 1.0mm) Our website: this one is about our aluminum curtain wall