General description vhbw offers a set of 2 round filters designed for various vacuum cleaner models, including standard, robotic, wet, and multipurpose types. Regular replacement of these filters is essential for optimal dust extraction and motor protection against impurities, which in turn enhances the vacuum cleaner's service life and maintains high suction power. Technical specifications Outer diameter: 320 mm Height: 12.4 cm Largest width: 32 cm Material: plastic / microfleece Form: round Colour: black / white Weight of each filter: 134 g Compatibility and accessories Compatible with: Numatic WV380, VNP-180, WV380-2, WV470, SSV250-22, WVT 370, VNR-200, WV470-2 Replacement for: 604115, 604165 Usage It is recommended to change the filters every 6 to 12 months or when the vacuum cleaner's cleaning efficiency decreases.