For the purposes of heading 3917, the expression ‘tubes, pipes and hoses’ means hollow products, whether semi-manufactured or finished products, of a kind generally used for conveying, conducting or distributing gases or liquids (for example, ribbed garden hose, perforated tubes).
Ved »rør og slanger« i pos. 3917 forstås hule varer, i form af halvfabrikata eller færdigvarer, af den art der almindeligvis anvendes til fremføring og fordeling af gas eller væsker (fx rillede vandslanger, perforerede rør).