1. Applicable models: for Karcher NT20/1 NT30/1 NT38/1 NT40/1 vacuum cleaners
2. The filter is washable and can be used again and again as a replacement for the dust bag and filter cartridge
3. Easy to install and remove, long service life
4. Convenient for regular replacement or cleaning to maintain the filtering effect
5. Durable material ensures durability and reliability
6. Prevents impurities from entering the interior of the vacuum cleaner, protects the motor and other key components
7. Size: about 345 x 220mm
8. Weight: about 211g