General description This vhbw round filter is a compatible motor protection filter designed for various Numatic vacuum cleaners, including standard, robotic, wet, and multipurpose models. Regular replacement of this filter is essential to maintain optimal dust extraction and protect the motor from impurities, thereby extending the service life of your vacuum cleaner while ensuring high suction power. 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 models: NB-200, NBV190 NX/1, NNV 374, NNV-204, NNV 370, NQS-200, NQS-200T, NQS 350 B, NQS 350 B-22, NBV190 Replacement for: 604115, 604165 Usage It is recommended to change this filter every 6 to 12 months or when your vacuum cleaner no longer cleans effectively.