| Harmonised Commodity Description and Coding System (HS) - level 3 - Heading | 
                    7008 | 
                    Multiple-walled insulating units of glass | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    70080020 | 
                    Multiple-walled insulating units of glass, coloured throughout the mass, opacified, flashed or having an absorbent or reflective layer | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    70080081 | 
                    Insulating units consisting of two panels of glass sealed around the edges by an airtight joint and separated by a layer of air, other gases or a vacuum (excl. coloured throughout the mass, opacified, flashed or having an absorbent or reflective layer) | 
                  
                
                  
                    | Combined nomenclature 8 digits | 
                    70080089 | 
                    Multiple-walled insulating glass consisting of two panels of glass with an interlayer of glass fibre, and multiple-walled insulating glass consisting of three or more panels of glass (excl. coloured throughout the mass, opacified, flashed or having an absorbent or reflective layer) |