At a Glance
Compatible with 400 Series
The particle filter is specially designed as a replacement filter for the Blueair 400 Series air purifiers.
High filtration performance
HEPASilent technology removes 99.97% of particles down to 0.1 microns in size.
Six months lifespan
With 24/7 daily usage, a filter change is recommended after 6 months.
In Detail
30-day right of return if unopened
24 Months Warranty (Bring-in)