BLUEAIR Blue Pure 211+ Light Gray Pre-Filter, Washable Fabric Traps Pollen, Pet Hair & Dust, Lunar Rock

Blue Pure 211+ Air Purifier 3 Stage with Two Washable Pre-Filters, Particle, Carbon Filter, Captures Allergens, Odors, Smoke, Mold, Dust, Germs, Pets, Smokers, Large Room

Blue Pure 211+ Replacement Filter, Particle and Activated Carbon, Fits Blue Pure 211+ Air Purifier, by Blueair

Blue Pure 411 Light Gray Washable Pre-Filter, Removes Pollen, Dust, Pet Dander and Other Airborne Pollutants, Lunar Rock, by Blueair

Blue Pure 411 Air Purifier 3 Stage with Two Washable Pre-Filters, Particle, Carbon Filter, Captures Allergens, Odors, Smoke, Mold, Dust, Germs, Pets, Smokers, Small Room

Blue Pure 211 Replacement Filter, Particle and Activated Carbon for 2016 model, Fits Blue Pure 211  Air Purifier, by Blueair

Blue Pure 411 Replacement Filter, Particle and Activated Carbon, Fits Blue Pure 411 Air Purifier, by Blueair

Blue Pure 121 Light Gray Washable Pre-Filter, Removes Pollen, Dust, Pet Dander and Other Airborne Pollutants, Lunar Rock, by Blueair

Blue Pure 121 Air Purifier with Particle and Carbon Filter for Allergen and Odor Reduction, Two Washable Pre-Filters, Large Rooms, by Blueair