HONEYWELL AIR PURIFIER FILTER REPLACEMENT – Use of this Honeywell Smoke Odor Filter along with the pre-filter and HEPA filter can help remove smoke odors up to 5x faster.* SMOKE ODOR FILTER – This air purifier filter is formulated with treated activated carbon to adsorb and reduce smoke odors from cigarettes, cigars, wildfire smoke, fireplaces and wood burning stoves.* EXCLUSIVE DESIGN – This air purifier filter is designed exclusively to fit Honeywell Air Purifier models HPA3100/3200/3300 in the PowerPlus line, HPA5100/5150/5200/5250/5220 & HPA5300/5350 Series in the InSight line. Replace specialty filters 4x per year. IDEAL FOR WILDFIRE SEASON: Wildfire smoke can impact the air quality where you live, even if you don’t live anywhere near the fires themselves. Because smoke contains extremely small particles, air purifiers can help remove some of these particles¹ from your air. COMPATIBLE DOES NOT MEAN COMPARABLE PERFORMANCE – For best performance, use only genuine Honeywell air purifier filters. Compatible air purifier filter replacements are not guaranteed to offer the same performance or efficiency. A BRAND YOU CAN TRUST – Improve your air quality and neutralize odors for a cleaner breathing experience year round with Honeywell air cleaners, purifiers and humidifiers.