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  • The powerful professional dry vac with 7 litre fleece filter bag for everyday cleaning of textile floor coverings.
  • Extremely quiet with only 58 dB (A), for low noise vacuuming also during business hours.
  • Fatigue-free working: the air flow level can be altered infinitely according to the floor conditions, via a switch directly at the container and also at the hand tube.
  • With a weight of only 4.8 kg, compact design and storage brackets for suction nozzle and accessories the ST 7 makes transport easy and reduces storage requirements, not only within the vehicle.
  • Steady and moveable: the construction of the container and two large castor wheels at the rear ensure stability and easy tracking. Ten meter plug-in mains cable in signal colour for maximum safety during operation.
  • Also suitable for hard floor coverings.
  • Exclusively by columbus: filter bags made of fleece material classified filter class M and pretreated with “Bioneem“ for antiallergical application.
Technical data
ST 7
dimensions (WxLxH)
350x280x400 mm
mains cable, length
10 m
rated current (total)
720 W
empty weight
4,8 kg
noise level
57 dB(A)
air flow max.
31 l/s
low pressure max.
222 mbar
filter bag fleece
7 l