This Genuine Blueair DualProtection Filter upgrades your Blueair Classic 400 Series Air Purifier to include both the high-efficiency particle filtration of the standard particle filter, PLUS gas and odor control for added protection from smoke and other airborne gases, chemicals, and odors.
Blueair HEPASilent 400 Series Air Purifiers: 401, 402, 403, 450E.
Replace every 6 months
Easy Maintenance: When the filter needs to be replaced (twice yearly), just open the side, slide out the old filter and drop the new one in. No screws, hooks or tools and less than one minute of your time is required.
The Blueair Dual-Protection Filter uses sustainably sourced, high porosity, high quality pure activated coconut carbon to naturally remove gaseous pollutants without the need for chemical additives. The filter is also pleated to ensure the largest filter area possible. These combine to efficiently remove pollutants up to four times faster compared to other carbon filters.
- Genuine Blueair Replacement Filter.
- 99.97% Removal of Particles Down to 0.1 Micron such as Pollen, Dust, Pet Dander, Mold Spores, Viruses, Bacteria and Micro-plastics.
- Pure, high quality activated coconut carbon efficiently removes gaseous pollutants like PM 2.5, VOCs, traffic exhaust, smog, smoke, odors and airborne chemicals.
- No chemical additives.
- Particle Filter + Carbon Combo Filter is easy to replace every 6 months.
- Filter type: Non-woven gradient PP and PE blend fibers and activated carbon granules.
- Filter Dimensions: 21" L x 10" W x 3.8" D
- Weight: 4.4 lbs