Aluminum Interior Curtain Wall Standard size(widthxLength): 1, 220 x 2, 440mm. Custom Size Available. Aluminum Interior Curtain Wall Specification: 1, Standard size(widthxLength): 1, 220 x 2, 440mm. Custom Size Available. 2, Thickness: 3, 4, 5, 6mm. 3, Aluminum thickness: 0.18---0.5mm. 4, Special Width: 1, 000, 1, 250, 1, 270, 1, 350 and 1, 500mm1, 550mm, etc. Length: 3, 050, 3, 200mm, and as ...