... air tightness 4. Environmentally-friendly Specification: 1. Material: -Aluminium Alloy - UPVC Materials (Model: 60, 70, 80, Chameber: 3, 4, 5, 6 ... , Grinding, Blasting, PolishingUPVC Surface Color: White 6. Accessary: Made in China / Germany 7. Handle: Handle with Transmission Gear, Lock optional 8 ... sheet + Carton + Wooden box / Pallets / Iron Shelf Aluminium Folding Window, UPVC