Abstract: A rotary screen printing apparatus with at least one circular screen, one wiper, and one pipe for supplying the dye or color to the respectively lowermost segment of the inner side of the screen and over the width thereof, with the web of material being guided at an incline or vertically, and with the wiper device, when viewed in the direction of rotation of the screen, being spaced from and arranged after the supply pipe for the dye. Discharge openings of the supply pipe for the dye are distributed over the length of the pipe, which is arranged directly over the inner side of the screen, and is selectively connectible with a dye conveyor or a dye withdrawal pump. Alternatively, a separate withdrawal pipe may be provided for withdrawing excess dye.