Miele HX-FDF 20DESCRIPTION The Miele Fine Dust Filter Captures even the smallest dust particles for cleaner air. Pleated material traps ultrafine dust ComfortClean feature for easy pre cleaning Replace every 3 years for optimal performance Supplied without lid reuse existing one Compatible with Duoflex cordless stick vacuums Active AirClean filter improves air quality and neutralizes odours, ideal for pet owners