General description vhbw offers a clever solution with its compatible pre-filter pack for your vacuum cleaner. This high-quality 4-part set effectively captures coarse dirt particles before the air reaches the main filter, ensuring optimal air filtration and maintaining the vacuum cleaner's performance. Technical specifications Top diameter: 211 mm Underside diameter: 390 mm Diameter opening: 251 mm Height: 38 cm Material: plastic / microfleece Shape: round Colour: white with black frame Compatibility and accessories Compatible with: Husqvarna S26, S13, S36 Replacement for: 200900050 Usage Regularly changing the filter is essential to guarantee optimal suction performance and extend the life of your vacuum cleaner.