General description vhbw offers a set of two high-quality cartridge filters designed for standard, wet, or multipurpose vacuum cleaners. These filters are essential for maintaining maximum dust extraction and ensuring clean exhaust air. Regular replacement of the filters enhances the service life of your vacuum cleaner and preserves its suction power. Technical specifications Internal diameter: 14.5 cm Dimensions (L x W x H): 18.8 x 18.8 x 16.5 cm Shape: round Color: white Compatibility and accessories Compatible with Aqua Vac Hobby models: 11, 22, 24, 33, 36, 44, 1000 Replacement for part numbers: 2351110, 6.904-170.0, 10007544, 6.904-042.0, 3.752.0032, 72800205, NT RU-30.1, RU-30.1 Installation The filters are designed for precision-fit, allowing for easy installation and removal. Regular changes are recommended to protect the motor and maintain optimal performance. Usage To ensure effective vacuuming, replace the filter regularly. A clogged filter can hinder motor cooling and