Kunxing Glass Mirror Products Co,Website:http://www.dgkxglass.com,.Ltd is one of the leading 4+12a+4 insulating glass manufacturers in China, welcome to buy 4+12a+4 insulating glass from our factory.Product Description Insulated glass is made of two or more pieces of glass with the middle part separated by the hollow AL tube which is filled with the drier. The insulated glass panel is filled with dry air or inert gas and sealed by butyl glue, sulfur glue or structural sealant.Performance characteristics: 1. Thermal insulation 2. Light transmission 3. Noise insulation 4. Condensing prevention 5
4+12A+4 Insulating Glass