Air Cleaning Filter, 11 3/4" x 21 1/2"

99.9% effective at capturing large allergens like pollen, mold spores and dust mite debris.. Filter Type: HEPA; Filtration For: Dust; Mold Spores; Pet Dander; Pollen; Smoke; Width: 2 3/4"; Depth: 3/4".

Price: 23.97 from Zuma Office Supply US