Hunter HEPAtech Air Purifier: 30100, HT1701 (F1701HE/PM)
Permanently charged HEPAtech filter captures particles as small as 0.3 microns in size. 99.9% effective air cleaning. Captures smoke, pollen, dust, mold spores, pet dander and other irritating allergens.
Approximate Dimensions: 19-3/8" L x 4-7/8" W x 1-1/2" D
Replace once every 12 months.
Instructions: Install with black pre-filter side facing out.