Nispira F7700 Protect 7700 SmartFilter Replacement 3-in-1 HEPA Activated Carbon Foldable Blueair Protect 7770i, 7710i Extra Large Air Purifier | Remove Smoke, Dust, Chemical Smell mini coffee maker Suggested to clean every 2-4

Suggested to clean every 2-4 weeks and replaced every 2-3 months

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This is a pure HEPA filter without activated carbon

Direct Fit Replacement Package Quantity 2 Black Element Cartridges (1 Pair) Product Classification Aftermarket Replacement Filter OEM Status Not an OEM Product

Compared to the original part BKJ-33

Nispira F7700 Protect 7700 SmartFilter Replacement 3-in-1 HEPA Activated Carbon Foldable Blueair Protect 7770i, 7710i Extra Large Air Purifier | Remove Smoke, Dust, Chemical Smell mini coffee maker Suggested to clean every 2-4Nispira 3 in 1 HEPA filter replacement with activated carbon compatible with Blueair Protect 7700 series extra large air purifier with model number 7770i and 7710i Folded design to enable optimal air flow and performance over time. Compared to original part F7700 Preliminary black mesh filter capturing any big particles such as hair, dust and debris. HEPA filter removes up to 99. 97 percent of airborne particles size as small as 0. 3 microns. The