Durable The service life of this 0003 micron particle air purifier filter element is generally up to 12 months If you have pets smokers rhinitis patients or families with children then good filtration performance is important this PP PET filter element replacement can effectively filter particles larger than or equal to 0003 microns giving you clean air More fun the filter element of 0003 micron air purifier Filtration which can effectively reduce pollen fine dust unpleasant odors pet hair filter play Reliable work this AC0820 30 compatible purification filter has low resistance a large dust retention capacity and high efficiency Ideal match this air purifier filter is guaranteed to be perfectly matched with AC0820 10 and AC0820 30 thanks to its standard design Made of PP material it is odorless tasteless lightweight without potential side effects easy to use Specification Item Type Air Purifier Filter Material PP PET Filter particles greater than or equal to 0003 microns Manual After removing the product you can directly replace the filter on the machine Package List 1 x Air Purifier Filter Note You need to replace the filter at least every six months and more often in households with children animals or smokers