
You only need to replace the Vibrix Vortex20 filter of this air purifier once a year and we advise you to clean the Vortex20 filter of this air purifier at least every 3 to 4 months using a vacuum cleaner. The Vibrix Vortex20 accurately calculates the life of the filter based on the contamination level and the duration of use. It warns you when the filter needs to be replaced.