BLUEAIR Blue Signature Medium SP3i Genuine Replacement Filter for Large Model Air Purifier, Patent-Pending Air Purifier Filter, Removes Pollen, Dust, Smoke, Pet Hair & Odors

Blueair Blue Signature Medium - SP3i Replacement Filter

• PERFECT FIT – Patent-pending replacement filter designed and tested exclusively for the Blueair Blue Signature Medium SP3i. Ensures a seamless fit and peak purifier performance with every change. Air Purifier ASIN is
• QUALITY FILTRATION – Captures 99.97%* of airborne particles as small as 0.1 microns, including pollen, dust, pet dander, and smoke—for cleaner, healthier air.
• IDEAL PERFORMANCE – HEPASilent dual filtration delivers faster, quieter, and more energy-efficient purification than standard HEPA filters.** Maintain clean air without disruption.
• ODORS BLOCKED – OdorFence Technology uses bio-based enzymes and minerals to break down odors and gas molecules, removing up to 10x more odor.***
• REAL-TIME FILTER PERFORMANCE – Powered by our proprietary RealTrack algorithm, which monitors actual usage and alerts you precisely when it’s time to replace. Now with up to 12 months of use—double* the filter life thanks to our patent-pending design.