General description vhbw offers a set of 4 HEPA filters designed for various types of vacuum cleaners, including robotic, wet, and multi-purpose models. Regularly changing your filter ensures optimal suction capacity and effectively filters out the smallest particles from the exhaust air, making these filters particularly beneficial for allergy sufferers. They are capable of trapping dust, micro-particles, allergens, and other impurities, ensuring cleaner air in your home, garage, or workroom. Technical specifications Filter class: H11 External diameter: 18.1 cm Internal diameter: 14 cm Height: 13.9 cm Material: rubber / cellulose Weight per filter: 185 g Colour: light blue / black For dry vacuuming Content of delivery 4x vacuum cleaner filter