General description vhbw offers a set of two high-quality cartridge filters designed for Kärcher NT 251 and K 3000 PLUS (1.085-801.0) vacuum cleaners. These filters are essential for maintaining optimal dust extraction and ensuring clean exhaust air. Regular replacement of the filters enhances the vacuum cleaner's performance and prolongs its service life. Technical specifications Outer diameter: 190 mm Height: 19.7 cm Material: paper Form: device-specific Colour: yellow Washable Weight: 200 g Compatibility and accessories Compatible with Kärcher NT 251 Compatible with Kärcher K 3000 PLUS (1.085-801.0) Replacement for Kärcher 6.414-354.0, 6.414-335.0 Not compatible with Kärcher A 2201 Installation Filters can be easily installed and removed due to their precision-fit dimensions. Attachment methods include a bayonet lock or a knurled nut. Usage Regularly change the filter to maintain high suction power and protect the motor from dirt build-up. Ensure the filter is clean to prevent