... customizedThickness of the panel30-200mmMaterial Of Top/Back SheetCorrugated Color Steel Sheet(0. 326mm,0.376mm,0.426mm,0 ... 7mm, 0.8mm, 1.0mm, 1.2mm or customized, color can be blue, red, white or customized;) Material of ... factories, exhibition halls, prefabricated houses, container houses, steel structure insulation material, and other industrial and civil buildings. Heat Insulation Sandwich Panel