The Honeywell HRF-R2 HEPA Air Purifier Replacement Filter 2-Pack delivers reliable air-cleaning performance for compatible Honeywell air purifiers. Each filter uses true HEPA media to capture up to 99.97% of fine particles, including dust, allergens, smoke, and pet dander. As air moves through the purifier, contaminants are trapped within the dense filter layers, improving indoor air ... https://www.partshnc.com/hrf-r2-honeywell-true-hepa-replacmnt-filter-2pk