... insulated glass,hollow glass,insulating glass, double glazing glass,low-e insulating glass, sealed insulating glass,window glassSpecification1)Max ... sense to buildingsQuality StandardCE,CCC,GB/T11944-2002, Insulating Glass Standard, ChinaApplicationsRestaurant,Hospitals/Schools,Airports,Freezers/Refrigerators ... to heat flow where the gap is the insulating medium. The gap is usually 12mm to 20mm thick ...