Vitesy Natede Basic Quick Manual page 19

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4. After washing it, gently shake the filter to remove
excess water and dry it on a cloth. DO NOT rub
and DO NOT dab.
When it is completely dry, replace the
photocatalytic filter.
note
Natede Basic does not work properly with a dirty filter. In fact, it cannot
effectively remove pollutants in the air as the reactive sites, where
chemical abatement occurs, are covered with dirt.
tip
every time you clean the filter, clean the water tank of any dirt residue.
Natede Basic