Eurostat, Luxembourg. 70080021 (01/1991-12/1994) 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, coloured throughout the mass 'body tinted', opacified, flashed or having an absorbent or reflecting layer: CN 70080021 /Exports /Unit = Prices (Euro/suppl. units) /Partner: Hong Kong /Reporter: Eur27 /70080021: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, Coloured Throughout the Mass 'body Tinted', Opacified, Flashed or Having an Absorbent or Reflecting Layer.