#buff yellow

Blueair Blue Pure 411+ Buff Yellow Pre-filter for Blue Pure 411+ Air Purifier, Washable Pre-filter Fabric Traps Pollen, Pet Hair & Dust, Yellow

Blueair Blue Pure 211+ Yellow Washable Pre-Filter, Removes Pollen, Dust, Pet Dander and Other Airborne Pollutants, Buff Yellow

Blue Pure 411 Yellow Washable Pre-Filter, Removes Pollen, Dust, Pet Dander and Other Airborne Pollutants, Buff Yellow, by Blueair