A vertical sealing arrangement to be used between doors of utility motor vehicles of various types, such as pickups, trucks, SUVs, sedans, hatchbacks and the like with front and rear doors without the side pillar, the so-called B pillar, is formed by two moldings, the top collector and the bottom discharger, which are interconnected by an extruded profile having at least one hollow longitudinal cavity the lumen of which interconnects the inside volume of the collector to the inside volume of the discharger, thus defining a flow path for water and dust deposited on the upper part of the vehicle down to the lower part of the vehicle.