Contains 1 Particle Filter and 4 Carbon Filter.
Gradient filter structure resists clogging for maximum airflow, never re-releasing harmful particles. Captures 99.97% of harmful particles such as dust, pollen, and smoke down to 0.1 microns in size.
Compatible with the following Classic Models:
Classic 203 Slim
Classic 270E Slim
This filter should be changed every 6 months or earlier if the filter light is lit.
Packaging may vary.
This is NOT a Blueair OEM product. The Blueair brand names and logos are the registered trademarks of their respective owners. Any use of the Blueair brand name or model designation for this product is made solely for purposes of demonstrating compatibility. Additional Details ------------------------------ Is autographed: false