Home / Appliance / Parts / Filter ALL1 Filter ALL1Price Not Available Price may not be up-to-date. Out of Stock View Product Part Number: ALL1 Brand: Q B PRODUCTS Seller: Sears PartsDirect Categories: Appliance, Parts Possible Matches$7.99BestAir ALL-1 Replacement Humidifier Filter Set for Holmes, Duracra... $21.16BestAir ALL-1-PDQ-5 Universal Extended Life Humidifier Replacement ... Description Filter