Blueair 121 Replacement Filter, 1 Pack

Updated August 21, 2026

Condition: Open Box - Not Tested Notes: Item is in very good condition. Title: Blueair 121 Replacement Filter, 1 Pack In Packaging?: Yes Assembly Required?: No Damaged?: No Functional?: Unable to Test Missing Parts?: No ASIN: B0C5HCP8QW PERFECT COMPATIBILITY High Quality 121 Filter with Parti-cle and Activated Carbon Replacement Filter Compatible with Blueair Blue Pure 121 Air Purifier. NOTE: FIT FOR BLUE PURE 121 ONLY, PLEASE MAKE SURE YOUR AIR PURIFIER MODEL PREMIUM QUALITY FILTER Our 121 replacements filter for Blueair Blue Pure 121 Air Purifier made of high-quality non-woven fabric and activated carbon, is durable and long-lasting, allowing the 121 filter to last longer and has a collapsible design, bring convenience and fresh air in your life 2-IN-1 FILTRA-TION SYSTEM Blue Pure 121 Replacement Filter designed with 2 stage Filtra-tion System, Main filter works for pollen,dust, pet dander. New activated carbon distribution technology can attach household odors, smells, odors, gases and VOCs more quickly and effectively EASY TO REPLACE & INSTALL Simply take out the older and dirty filter and replace NEW Blue Pure 121 Replacement Filter. Please ensure the filter with your unit is collapsible and slides into a metal cage to install. CM!

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