This Karcher cartridge filter offers superior filtration for either wet or dry pick up. Its flat design permits more cleaning capacity for debris in the vacuum container. It installs in the top area of the vacuum for easy filter cleaning and changes. Compatible with Karcher WD 4, WD 5 and WD 5/P vacuums. 

• Compatible with Kärcher WD 4 to to WD 6 wet dry vacuum cleaners
• Flat fold filter can be replaced in seconds by folding out the filter cartridge - without any contact with dirt
• For wet and dry vacuuming without any need for additional filter changes