of the cylinders 10 in the two lowest rows or levels 42 is from about 1 6 m to about 2 7 m preferably from about 1 9 m to about 2 5 m the distances between the cylinders 10 are l 1 is from about 1 6 m to about 2 7 m preferably from about 1 9 m to about 2 5 m l 2 is from about 1 2 m to about 2 7 m preferably from about 1 6 m to about 2 4 and l 3 is from about 1 6 m to about 2 7 m preferably from about 1 9 m to about 2 5 m the diameter of the cylinders 10 is from about 1500 mm to about 2500 mm preferably from about 1800 mm to about 2200 mm and as the reversing cylinders 11 for example vac rolls or suction rolls are used whose diameter is from about 600 mm to about 1800 mm preferably from about 1200 mm to about 1500 mm as shown in the figure the cylinders 10 placed underneath the tending platform 40 are placed in pairs one below the other in which case a favorable frame solution is obtained see fig8 in this regard further the rubbish or broke coming from the doctors 14 of the cylinders 10 is directed away by means of a guide blowing or a.