Aircare Filters Aircare Portable Humidifier Filters Showing all 2 results Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low BestAir CB43 Extended Life Humidifier Filter For Aircare Humidifiers- CB43 $14.49 BestAir CB41 Extended Life Humidifier Replacement Paper Filter For Aircare Humidifiers $19.99 – $55.77