POLYTETRAFLUOROETHYLENE FILM, NON-MICROPOROUS, IN THE FORM OF ROLLS, OF A THICKNESS OF 0,019MM OR MORE BUT NOT EXCEEDING 0,14MM, IMPERMEABLE TO WATER VAPOUR. THE FILM IS PRESENTED IN A VARIETY OF COLOURS.

CLASSIFICATION IS DETERMINED BY GENERAL INTERPRETATIVE RULES 1 AND 6 THE TEXT OF CODES 3920, 3920 99, 3920 99 59 THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 3920