Application: The cartridge filter can be used for wet and dry cleaning. 5-pack of paper filter bags, 2-ply, tear-resistant ensures excellent filtration capacity. The two filters protect the vacuum cleaner motor from dust and dirt thanks to highly efficient filtration. Easy disposal of the dust bag while the vacuum cleaner tank always remains clean when dry vacuuming Compatibility: A2004, A2054, A2204, A2250A2656, WD2.250, WD3.200, NT20/1, NT30/1, NT38 Make sure you buy the right accessories: This cartridge filter and paper filter bags are only compatible with the models mentioned above.