SKYSONIC Multicolor Air Quality 121 sku-18715401534

SKYSONIC replacement filter for the Blueair Blue Pure 121 air purifier. This Air Quality item is listed as Multicolor, size -, pattern 1 Pack 121 Filter. It combines HEPA filtration with activated carbon distributed to absorb household odors, fumes, and volatile organic compounds.

The filter is stated to capture up to 99.97% of airborne particles as small as 0.1 µm, including pollen, dust, and dander. Its structure is designed to limit clogging and maintain airflow; the listing also describes quieter, more efficient operation. Customer service says it responds within 24 hours. UPC 850071676778; SKU sku-18715401534.