21 in. x 10 in. x 4 in. Replacement Particle Filter Compatible with All Blueair 400 Series Air Purifiers (3-Pack)
- Filters out 99% of common household allergens.
- Washable for easy reuse, ensuring convenience.
- Ensures ongoing purification for lasting comfort.
Free & Easy Returns In Store or Online
Return this item within 90 days of purchase.
