Insulating glass is composed of two or more layers of flat glass, surrounded by high temperature strength of gas-tight composite adhesives, two or more pieces of glass, glass bonding, sealing and sealing strip, filled with dry air in the Middle, box filled with desiccant to ensure the dryness of the air between the glass.

By drying, insulating glass, bonding, curing, inflatable, made from operation, all have good thermal insulation, heat insulation, sound insulation and other features, hollow glass is generally used on the walls of buildings.