A device is provided for the continuous treatment of relatively wide textile webs in a treatment medium, wherein the web and the treatment medium move through a trough having squeezing rollers associated therewith for intensifying the treatment of the web with the treatment medium and wherein a funnel-shaped diffuser is disposed at the entrance end of the trough for introducing the web of material into the trough. The device includes squeezing means which are disposed adjacent to the diffuser means and which include a pair of coacting, rotatable squeeze rollers which define therebetween a squeezing nip disposed beneath the surface of the treatment medium and through which the web passes prior to introduction into the diffuser. Deflection means are also provided which are disposed adjacent to the discharge end of the nip of the rollers for facilitating removal of the web from engagement with the circumferential surface of the rollers and for guiding the web into the trough.