General description AlwaysH 2 Pack Cartridge Filter is designed for compatibility with various Kärcher vacuum cleaner models, ensuring optimal performance and air purification. Made from premium materials, these filters effectively eliminate odors and harmful substances while maintaining strong suction power. Technical specifications Type: Set of 2 filters Compatible with Kärcher models: WD1, WD2, WD2 Premium, WD3, WD3 Premium, WD3P, MV2, MV3, A2004, A2054 ME, A2204, SE 4001, SE 4002, and more Dimensions: 115mm x 120mm Inner diameter: 80mm Material: HEPA filter paper, Melt Blown Cloth, ABS Filter efficiency: Removes 99.98% of dirt, hair, and small debris down to 0.3µm (0.00003mm) Installation Easy installation with closing clips and fixing screws Replacement in seconds without contact with dirt Usage Recommended to renew the filter every 3 months for optimal performance Ideal for homes with children, pets, or smokers Filters can be washed and reused Other information Note: Manual