General description vhbw offers a set of 2 HEPA filters designed for the Westfalia AS15L ash vacuum cleaner. These filters are essential for maintaining optimum suction capacity by effectively filtering out the smallest particles from the vacuum cleaner's exhaust air. With a larger surface area than standard filters, they provide enhanced protection against dust, making them particularly suitable for allergy sufferers. Technical specifications Diameter opening: 11.4 mm External diameter: 16.1 cm Height: 8.8 cm Material: microfleece / rubber Weight: 161 g Form: round Colour: black / white Washable: Yes Compatibility and accessories Compatible with Westfalia AS15L Nr. 88 85 44 Replacement for: 400563, 760023, 8190.98 Installation Ensure the ash has cooled down to below 40 degrees before vacuuming. Usage Replace filters every 3-6 months or when they no longer clean effectively. Filters can be washed and reused multiple times.