General description Specially coated cartridge filter accessory designed for wet and dry vacuum cleaners, enhancing dust retention and allowing for the vacuuming of both dust and water without the need to change the filter. This filter minimizes blockages, ensuring efficient operation. Technical specifications Model: 6.414-960.0 Compatible with: WD 4.000 - WD 4.999, WD 5.000 - WD 5.999, WD 4290, WD 5200 M, WD 5300 M, WD 5600 MP