Allergen Remover Replacement HEPA Filters, 3/Pack;

Honeywell Allergen Remover Replacement HEPA Filters, 3/Pack Keep your air purifier operating at peak performance. Filter captures up to 99.97% of airborne particles and microscopic allergens. Replacement media must be used with pre-filer: HRF-AP1. For best performance, replace once each year Filter Type: HEPA; Filtration For: Allergens; Dust; Mold Spores; Pet Dander; Pollen; Smoke; Width: 6 3/4"; Depth: 4 8/9". Must be used with pre-filer: HRF-AP1.