General description This vhbw cartridge filter is a high-quality replacement designed for Aqua Vac Multisystem 3000 and 4000 vacuum cleaners. It effectively captures dust and coarse dirt particles, making it ideal for use in homes, garages, and workshops. Regularly changing the filter ensures optimal dust extraction, clean exhaust air, and prolonged vacuum cleaner lifespan. Technical specifications External diameter: 18.8 cm Internal diameter: 14.5 cm Height: 16.5 cm Form: round Colour: blue / yellow For wet & dry vacuuming Compatibility and accessories Compatible with Aqua Vac Multisystem 3000, 4000 Replacement for: 2351110, 3.752.0032, 72800205, RU-30.1, NT RU-30.1, 6.904-042.0, 6.904-170.0 Installation Precision-fit design for easy removal and exchange Usage Change the filter regularly to maintain high suction power and protect the motor Excessive dirt build-up can reduce suction power and hinder motor cooling