Honeywell Genuine Post Filters Part # 50000293-003 for 20x20 Electronic Air Cleaners. Case of 2

Also Fits:

Honeywell F50F1032, F50F1107, F58A1026, F300A2020 , Lennox EAC-17SQ-1

Add a Honeywell High Efficiency Postfilter to your Honeywell Whole house Air Cleaner and capture even more of the particles making your home's environment uncomfortable. Allergens, pollen, mold spores, bacteria, dust and other microscopic particles are captured by the antimicrobial postfilter within the air cleaner before they reach the air you and your family breathe.