Bionaire Replacement Air Filter 911D by RPS (2-Pack Special)
Replacement Air Filterfor AllBionaire Console HumidifierModels: C22, C23, W2, W25, W6, W65, W7, W9, W9HW95, W25, W0210, W02105, W0305, W0310, W0340, W3040, WC084. (BIO1)