Distributor (5) with at least two discharge channels (10,16) and feed channel (11) arranged at an equal distance from and parallel to a central shaft and a distributor body (12,17,18) arranged rotatably around the shaft with a feed end (12′) disposed along the shaft and a discharge end (12″) disposed at a radial distance therefrom, which, by way of rotation of the distributor body can be selectively and fluidly connected with the respective discharge channels, wherein the fluid feed channel extends along the central shaft and along the discharge channels, wherein the distributor body comprises a U-shaped connecting channel (12) and can be arranged together with the feed end rotatably in the line of projection of the feed channel in fluid connection with the respective discharge channels, characterized in that the U-shaped connecting channel is provided, in close proximity to an upper side, with a breather duct (32) (FIG. 5,6) extending through a perimeter wall of the channel in the through-flow direction up to the U-shaped connecting channel.