240 Replacement Filter - HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants

HEPA Filters up to 99.9% of Smoke, Pollen, Dust and Common Household Pollutants 3-Layer System: Pre-Filter, HEPA Filter, and Activated Carbon for Effective Filtration Lab Tested to Remove Particles as Small as 700X Smaller Than a Human Hair Proprietary CarbonTech Layer for Odor and VOC Filtration 100-Day Clean Air Guarantee with 500,000+ Families Trusting