Kaz HRF-F1 Replacement Filter

Helps remove 99.97% of particles, like pollen, pet dander, dust, smoke and mold spores Designed for use with Honeywell Air Purifiers 11520, 12520, 13520, 17200 and 18150 Also for use with Honeywell Air Purifiers 17400, 50150, 50200, 50250 and 50300 Stack multiple filters for larger models Only requires replacement every 3 to 5 years