The replaceable FFP3 filter gives maximum protection of up to 0.6 microns. It protects from harmful air particles such as PM 0.3, PM 2.5, PM 10, viruses, dust, allergens, combustion particles, germs, sawdust, biological products, odors, scents, mold, mold spores, smoke particles and other air pollutants.
The filter is designed with maximum efficiency for up to 20 days when used daily. When washed the filter loses its properties, so it is better to replace it every 20 days. The filter is replaced with a single easy movement.