TECEprofil connection unit for washstand with concealed odour trap Sound-insulated galvanised steel crossbeam, for assembly of wall disks on site, with pre-assembled DN 50 concealed odour trap, NW 30, removable U-bend insert (also serves as seal), incl. protective plug, fixing material for attaching to TECEprofil section tubes, 2 x M 10 fixing brackets and washstand attachments. Item number: 9020034