General description This vhbw round filter is designed to be compatible with various Numatic vacuum cleaner models, including NVP 370, NVP 370-2, NVQ-250B, NVQ-250T, NVQ-200T, NVQ-204, NVQ250-22, NVQ200-22, NVP-200, and NVQ-252. It serves as a motor protection filter, ensuring optimal dust extraction and safeguarding the motor from impurities, which ultimately enhances the vacuum cleaner's performance and longevity. Technical specifications Diameter: 32 cm Height: 12.4 cm Largest width: 32 cm Material: plastic / microfleece Form: round Colour: black / white Weight: 235 g Compatibility and accessories Compatible with: Numatic NVP 370, NVP 370-2, NVQ-250B, NVQ-250T, NVQ-200T, NVQ-204, NVQ250-22, NVQ200-22, NVP-200, NVQ-252 Replacement for: 604115, 604165 Usage It is recommended to replace this filter every 6 to 12 months or when the vacuum cleaner's cleaning efficiency decreases. Regular replacement helps maintain high suction power and prolongs the service life of your vacuum cleaner.