Replacement Blueair 203 Humidifier FilterReplaces Blueair 200 & 300 Air FilterGradient filter design maximizes airflow while removing harmful particles to 0.1 microns in sizeFor best results, change air filter at least once per season or more often depending on air quality and use.Essential for Allergy Sufferers. On Sale for a Limited Time!
Blueair 203 Air Purifier Filter - Replaces Blueair 200 & 300 Air Filter. . Please check your filter to make sure it matches the image and description before ordering.
UpStart Battery Replacement Blueair 203 Air Purifier Filter Compatible Blueair 200 & 300 Air Filter LQXIMYOOY