Collapsible beer tower comprises plexiglass tube with tubular insert and sealed O-ring with tap for self service of beer

摘要

The beer tower comprises a plexiglass tube (1) fitted on a polyethylene tubular insert (2) which is sealed by an O-ring (3). The tower has an upper bore tapering conically from 60 mm to 30 mm and provided with a stop cock tap (4).