3 Air Purifier Filter For BlueAir 500/600 Series Fits 501,503,550E,601,603,650E

3 Blueair 500/600 Series Air Purifier Filters3 High quality deluxe filter set designed to fit Blueair 500 Series and Blueair 600 Series.These deluxe filters come with built-in odor neutralizing particle pre-filters in each filter.One filter...