Blueair 411 pre-Filter, 1 Count (Pack of 1), Buff Yellow
Brand: Blueair
Color: Buff Yellow
Genuine Blueair Replacement Pre-filter in Buff Yellow color for the Blue Pure 411+ air purifier; not compatible with standard 411 model
Colorful fabric pre-filter extends the life of the primary filter, catching large particles such as dust, lint, pollen and pet hair​
Vacuum the exterior of the fabric pre-filter to remove visible dust and dirt as often as you'd like
Designed for reuse, when the pre-filter requires a deeper clean, wash on a gentle, low-temperature cycle in the washing machine
Five pre-filter colors are available in Diva Blue, Buff Yellow, Crystal Pink, Lunar Rock, and Dark Shadow