General description vhbw offers a set of 3 motor filters designed for various vacuum cleaners, including standard, robotic, wet, and multipurpose models. Regular replacement of these filters is essential for optimal dust extraction and to protect the motor from impurities, thereby extending the vacuum cleaner's service life and maintaining its suction power. Technical specifications Dimensions (L x W x H): 14 x 9.8 x 1.45 cm Material: microfleece / plastic Form: rectangular Colour: white / light blue Weight of each filter: 23 g Compatibility and accessories Compatible with Bosch models: BGL21328GB, BGL252000, BGL252101, BGBS2K, BGL252103, BGL25A100, BGBS2X111 Replacement for part number: 00577814 Usage It is recommended to change the filters every 6 to 12 months or when the vacuum cleaner's cleaning efficiency decreases.