AirPura Cotton Pre-Filter is AirPura optional Unbleached Pesticide-Free Cotton Pre-filter for AirPura portable air purifiers.
AirPura cotton pre-filter is a chemically inert optional pre-filter for chemically sensitive individuals.
AirPura cotton pre-filter is available in a pack of 2 pre-filters.
AirPura cotton pre-filter can be vacuumed right through the metal mesh of the air purifier housing with a soft brush and easily replaced when it gets very dirty or ruined.
The AirPura cotton pre-filter's lifetime - 9 to 12 months (under normal residential conditions).