General description High-quality HEPA filter designed for Compact C1 & C2, Complete C2, C3, and S8340 models. This filter effectively captures fine dust, pollen, and other allergens, improving the air quality in your home. Technical specifications Material: Plastic Package Contents: 4 x HEPA filters, 1 x cleaning brush Measurement allowed error: +/- 1-3 cm Installation Easy to remove and replace as part of normal maintenance. Usage It is recommended to replace the filter every 2 to 3 months for optimal performance.