INSULATING GLASS UNIT (IGU,DGU) is popular in Curtain Wall, Door & Windows, especially the one with Low E glass or other energy efficiency glass because of its energy saving,Environmental protection and Sound Acoustic performances. More and more governments in the world stipulate that the developer or builder is mandatory to use IGU,especially energy -efficient IGU as window glass in residential buildings for environmental-protection. IGU/DGU is made of two sheets of glass or more or combined glass, such as laminated glass with spacer. Neo IGU can be combined by Annealed Glass,Tempered Glass,Laminated Glass. Float Glass, Low E, or other Performance Glass are also the choices.Air or inert gas, such as argon is alternative to increase the glass performance. Besides the property of energy-efficient, acoustic sound is its another characteristics, especially it is with inert glass, or laminated glass with acoustic PVB. With certificates of AS/NZS 2208: 1996 and CE, the glass sell well in Australia and New Zealand Market, Europe, USA, Canada and South of America Size: Max. 2440 x3660 mm Certificates: AS/NZS 2208: 1996, CE, ISO 9002 Glass: Float Glass, Annealed Glass, Patterned Glass, Low E Glass, Low Iron Glass Glass Color: Clear, Low Iron, Grey,F-Green, Bronze,Blue Etc Glass Process: Float Glass,Tempered Glass with or W/O Heat Soaked, Polished Edges, Ceramic Frit Glass, Irregular Shape Package: Plywood End Cap, Plywood Crate, Metal End Cap, Carton Package, Pallet Etc. Plywood End Cap Plywood is one of the materials free of fumigation. It is safe to use the package with the design " End Cap" to deliver the glass. Besides,it is also easier and quicker for operators on the floor to unpack the glass on the trolley. Naked Package Naked Package take less trouble to the customers to handle the package material. A frame is made of metal.It is easy to be disassembled by tool and stocked on the corner or some place else. Metal End Cap Metal End Cap is another design for package.Metal material is welded together, then it is not easy for the end cap to be distorted during the transportation and damage the glass especially there is storm on the ocean. Carton Package The specification of the glass on some part are standard in some countries, such as on the Door, Window etc.Mass production in advance and wholesale in the shopping mall become workable on them.