Nispira Collapsible True HEPA Particle Activated Charcoal Filter Replacement Compatible with Blueair Blue Pure 121 Large Air Purifier 620 SQ.FT | Remove Smoke VOCs nispira Regular cleaning on the filter

Regular cleaning on the filter is highly recommeded to improve the suction

360° Airflow Design – Round cylinder structure provides smooth airflow and maximizes purification efficiency

Upgraded Multi-Layer Design: Features enhanced filtration layers with increased carbon density for longer-lasting performance and consistently clean water

Pre-Filtration LayerHelps trap larger particles like lint

and pet fur before they reach the inner filtration layers

Nispira Collapsible True HEPA Particle Activated Charcoal Filter Replacement Compatible with Blueair Blue Pure 121 Large Air Purifier 620 SQ.FT | Remove Smoke VOCs nispira Regular cleaning on the filterNispira premium filter set compatible with Blueair Blue Pure 121 Large Air Purifier for 620 SQ. FT High quality HEPA filter captures 99. 97% of airborne particles size down to 0. 3 microns. Activated charcoal filter helps deodorize any unfavorable household smell and removes chemical VOCs Flat dimension: 19. 37" x 20. 25"x 3". Expanded dimension: 11. 6" x 11. 6" x 19. 37". Suggested to replace every 6 months for best performance. 100% customer