... Hot-dipped galvanized, when the thickness of parts is less than 5mm,thickness of hot-dipped gal is more than ... Glass wool, Rockwool, PU, etc.)they have different thickness(50mm,75mm,100mm, 200mm), density, color, type, ... Steel Material: Aluminum- Zinc sheet):They have different thickness( 0.3-0.7mm), color, type, etc ... .E. You can choose freely the material of door and windowsF. We also have so many ...