General description vhbw offers a high-quality, precision-fit HEPA filter designed specifically for air purifiers, making it ideal 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 6 to 12 months. Technical specifications Dimensions (L x W x H): 44.8 x 24.8 x 3.9 cm Particle filter classification: HEPA 13 Weight: 677 g Material: polyester / cellulose Colour: black / white Replacement cycle: every 6 - 12 months Content of delivery 2x HEPA filter