Filters & Accessories Filters & Accessories Air Purifier FiltersHumidifier Filters Filter Letter AA/A+BCDEFGHJKNRSTUZ Filtration Type HEPAHEPA TypeOdor ReducingPre-Filter Need DustPet Dander/Pet OdorPollenSmoke/Wildfires Pack Size 1-Pack2-Pack3-Pack4-Pack6-PackValue PackYear Supply Kit Humidity Monitor, HHM10Dual Action HEPA-Type Replacement C Filter – 1 Pack, HRF-CReplacement Dual-action HEPA-Type Air Purifier C Filter – 2 Pack, HRF-C2Replacement 3-in-1 HEPA Z Filter – 2 Pack, HRF_Z2Replacement Dual Action HEPA-Type Air Purifier U Filter, HRF201BReplacement HEPA Air Purifier G Filter – 2 Pack, HRF-G2Replacement HEPA Air Purifier H Filter – 2 Pack, HRF-H2Replacement HEPA Air Purifier D Filter, HRF-D1Replacement HEPA Air Purifier F Filter, HRF-F1Premium Gas and Odor Reducing Air Purifier A+ Pre-Filter, HRF-APP1Odor Reducing Carbon Type “A” Pre-Filter, HRF-AP1Gas and Odor Reducing Air Purifier K Pre-Filter – 2 Pack, HRF-K2Smoke Reducing S Filter for HEPA Console Air Purifiers, HRF-SS1Pet Odor Reducing S Filter for HEPA Console Air Purifiers, HRF-SP11 2 3 Next »