General description vhbw offers a high-quality, precision-fit HEPA filter designed for air purifiers, making it an ideal choice for allergy sufferers. These filters are crafted from carefully selected materials to ensure top filtration performance, effectively extracting tiny dust particles and impurities such as household dust and pollen from the air. With an enlarged surface area, they filter out pollutants and odors more thoroughly, resulting in a more pleasant indoor environment and improved air quality. HEPA filters are disposable and should be replaced every 12 months. Technical specifications External diameter: 28 cm Internal diameter: 16.5 cm Height: 36 cm Particle filter classification: H12 Weight: 901 g Material: plastic / filter paper Colour: black / white Replacement cycle: every 12 months With RFID chip Compatibility and accessories Compatible with Electrolux PA91-404DG, PA91-404DGGY, Pure A9, Pure A9.2 Replacement for 9009233041, AFDCAR6, AFDBTH6, AFDCLN4, AX9 CARE360,