General description vhbw offers a set of 2 HEPA filters designed for compatibility with AEG vacuum cleaner models FX9-1-ALRG, FX9-1-4ST, FX9-1-4IG, FX9-1-ANIM, and FX9-1-IBM. These filters effectively capture fine dust, pollen, allergens, and dandruff, ensuring optimal air quality and suction capacity. Regular replacement of filters is essential for maintaining performance. Technical specifications Dimensions (L x W x H): 9.5 x 7.8 x 2.8 cm Material: paper / plastic Weight per filter: 56 g Form: rectangular Colour: black / white / blue Washable: Yes Exchange cycle: 6-12 months Compatibility and accessories Compatible with AEG FX9-1-ALRG Compatible with AEG FX9-1-4ST Compatible with AEG FX9-1-4IG Compatible with AEG FX9-1-ANIM Compatible with AEG FX9-1-IBM Replacement for ASPK9, 140117409023 Usage To maintain optimal performance, it is recommended to replace the filters every 6-12 months or when they no longer clean effectively. The filters can be washed and reused multiple times,