General description vhbw offers a set of 2 HEPA filters designed for Kaminer 1170 (15 Liter) and Kaminer 8790 (20 Liter) ash vacuums. These filters are essential for maintaining optimum suction capacity and 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 ideal 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 Kaminer 1170 (15 Liter) Compatible with Kaminer 8790 (20 Liter) Replacement for: 400563, 760023, 8190.98 Installation To ensure safe operation, please make sure that the ash has cooled down to a temperature below 40 degrees before starting to vacuum. Usage For optimal performance, it is recommended to replace the filters every 3-6