WV 1 + KV 4

Window cleaning has never been this easy: First, remove the dirt using the vibrating KV 4 cordless wiper which dispenses water electrically and then vacuum away the dirty water using the WV 1 Window Vac.

Features and benefits
Window cleaner WV 1 + KV 4: Low weight
Low weight
Sits comfortably and easily in your hand without making it ache.
Window cleaner WV 1 + KV 4: Compact and handy
Compact and handy
Small, practical device.
Window cleaner WV 1 + KV 4: Vibration function
Vibration function
The vibrations help you clean and removes stubborn dirt for you.
Electric water dispensation
  • The surface can be wetted and wiped in one step.
Three times quicker
  • Window cleaning is three times faster with the Window Vac than with conventional methods.
Drip- and streak-free results
  • Thanks to electric water vacuuming, dripping water is now a thing of the past. For sparkling clean windows.
Completely hygienic
  • Fill and drain the KV 4 fresh and WV 1 dirty water tank without coming into contact with water or dirt.
Diverse applications
  • Suitable for all smooth surfaces, such as tiles, mirrors or shower cabins.

Technical data

Working width of suction nozzle (mm) 250
Dirty water container capacity (ml) 100
Battery run time (min) 25
Battery charge time (min) 100
Battery type Lithium-ion battery
Cleaning performance per battery charge Approx. 70 m² = 23 windows
Weight incl. battery (kg) 0,5
Weight without accessories (kg) 0,5
Weight incl. packaging (kg) 1,2
Dimensions (L × W × H) (mm) 130 x 250 x 275


  • Suction nozzle width, 250 mm
  • Battery charger
  • Window cleaner concentrate (1 x 20 ml)
  • Wiping cloth, 1 x
Application areas
  • All smooth surfaces
  • Windows
  • Mirrors
  • Tiles
  • Glass tables
  • Shower cabins
Cleaning agents