Following successful fair participation in recent years, KNAUF Interfer's tube and pipe division once again exhibited at this year's Tube trade fair in Düsseldorf from 12 to 16 April 2010. During the week of the event, the newly designed 100-square-metre peninsula stand in Hall 4 was a major attraction for numerous customers and suppliers of Interfer Rohrunion and Interfer Präzisrohr.