1) Product features: air-proof, water-proof, sound insulation, thermal insulation, anti-aging, good combustion-retarding performance, resist impacts, easy maintainance 2) Glass: 5mm, 8mm,11mm (5mm+6A+5mm),19mm (5mm+9A+5mm),22mm(5mm+12A+5mm), 26mm(5mm+16A+5mm)etc;single-glazing, double-glazing,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 system: Our standard hardware are good quality,German Brand(ROTO,AUBI,GU). Customers' stipulated brands are available. 4) Seal system: ternary ethylenepropylene rubber sealing strip, black color, good quality. 5) Dimensions: as per customers' sizes. 6) Mosquito meshes (screens) : metal and nylon material net are available. 7) Product Features: Air-proof, Water-proof, sound insulation, thermal insulation, Anti-aging, Good combustion-retarding performance, Easy maintainance, Foam protection + carton; other packing methods are available.