General description vhbw offers a set of 2 wicking filters designed for your Boneco Air-O-Swiss A7018 air humidifier. These filters effectively humidify dry air and enhance air quality, making them ideal for individuals suffering from allergies. Regular replacement every 2-3 months ensures optimal performance in humidification and air cleaning. Technical specifications Filters bacteria from water and prevents limescale External diameter: 20 cm Internal diameter: 17.5 cm Height: 3 cm Width: 14 cm Length: 26.5 cm Color: white Washable and reusable Compatibility and accessories Compatible with Boneco Air-O-Swiss A7018 Replacement for A7018