The Electrolux starter kit is specially designed for your Ultra Flex vacuum cleaner. Thanks to this kit, you have all you need to refresh and maintain your new Ultra Flex vacuum cleaner. The washable fine dust filter protects the motor of your vacuum cleaner from dust particles in the dust container. In order to maintain the brilliant performance of your Ultra Flex we recommend that you wash the filter regularly. You can do this by removing from the cleaner and washing under running water when it becomes visibly soiled. Changing the filter on a regular basis will provide your cleaner with high airflow and strong suction power. The Hygiene washable filter captures even the finest particles of pollen, mould spores, dust mite faeces and allergens. To ensure the performance of your cleaner, we recommend you to wash this Hygiene filter when you notice it has become visibly soiled. Wash it under running water and let the filter dry before repla