Arm & Hammer Odor-Eliminating Vacuum Filters, Eureka DCF-21: * Neutralizes odor-bearing chemicals * Releases clean, odor-free air into your home as you vacuum * Washable * Replace every 90-120 days for optimal performance * Fits AirSpeed (AS1000 series) uprights, Complete Clean (8870, 8810, and 8860 series), select Eureka Pet Lover Lite (460 Series), Whirlwind, Pet Lover, Pet Expert (3270 Series), Comfort Clean (4230 Series), InReach, Pet Lover Deluxe and Pet Lover Plus vacuum cleaners