Blueair Blue Pure 311 Genuine Replacement Filter, Particle and Activated Carbon, Fits Blue Pure 311 Air Purifier (Non-Auto)

About The Item: Compatible With Blue Pure 311: Blueair Combination Particle + Carbon Replacement Filter Compatible With Blue Pure 311 Air Purifier No Comparison: Genuine Blueair Filters Are Specifically Designed To Enable Optimal Air Flow And Performance Over Time; When Combined With Electrostatic Filtration, This Results In Faster And Quieter Cleaning Than Traditional Hepa Filtration Filters Built To Last: Using A 360-degree Air Intake And Up To 4x The Filter Surface Area The Genuine Blue Pure.COMPATIBLE WITH BLUE PURE 311: Blueair Combination Particle + Carbon Replacement Filter compatible with Blue Pure 311 Air PurifierTRAPS HOUSEHOLD ODORS: A layer of carbon mesh traps light household odors, smoke, chemicals, and volatile organic compounds (VOC)