heroal RD 55

The roll-formed slat of the heroal RD 55 is a slim, tightly winding roller door slat for element widths up to 3,500 mm. The system can be installed either open or in a closed box system. With a maximum curtain height of 2,500 mm, the barrel diameter on an 8K axle with a diameter of 70 mm is around 217 mm and is therefore suitable for box sizes from 230 mm.