... Anti-aging, Good combustion-retarding performance, Resist impacts, Easy maintainance2)Glass:5mm, 8mm,11mm (5mm+6A+5mm),19mm (5mm+9A+5mm ... ,triple-glazing are vailable. Glass type:tempered galss, floated glass, refective glass, coated glass (Low-e-glass), decorative glass, argon gas glass are available. 3) Hardware ... foam protection + carton; other packing methods are available Aluminum opening window