Caractéristiques et avantages
- Patent-pending filter designed exclusively for Blueair Blue Signature SP4i.
- Captures 99.97% of airborne particles as small as 0.1 microns.
- HEPASilent dual filtration offers faster, quieter, and energy-efficient purification.
- OdorFence Technology removes up to 10x more odor using bio-based enzymes.
- RealTrack algorithm alerts you when to replace the filter, lasting up to 12 months.
- Easy maintenance with quick-swap filters—no tools required.