General description vhbw offers a set of 3 filter elements designed for compatibility with Nilfisk Aero 5 Gallon, 21-21 PC Inox, 600, 440, and 400 wet/dry vacuum cleaners. These filters are ideal for both wet and dry vacuuming, making them perfect for cleaning various environments such as households, garages, and workshops. Regular replacement of these filters ensures optimal suction performance and extends the lifespan of your vacuum cleaner motor. Technical specifications Height: 14 cm Outer diameter: 18 cm Inner diameter: 13.7 cm Material: paper / rubber Form: round Weight: 187 g Colour: orange / white Washable Compatibility and accessories Compatible with: Nilfisk Aero 5 Gallon, 21-21 PC Inox, 600, 440, 400 Replacement for: 485808, 302000490, R635/1, 302000461, 107402338, 7391883815557, 5949659-01, 625324, 630506, 94314 Installation These filter elements are designed for precision-fit, allowing for easy installation and removal. Usage Regularly change the filters to maintain