Genuine Hunter filter F1701HE. Fits air purifier models HT1701, 30100. Use in place of filter 30613. 

• True HEPA filtration removes up to 99.97% of airborne particles as small as 0.3 microns in size including smoke, dust, pollen, pet hair and dander, mold spores and dust mites
• Natural bamboo charcoal reduces harmful volatile organic compounds (VOCs) and household odors from cooking, cleaning, smoking and pets
• Recommended to replace every 12-18 months for maximum efficiency, or more often depending on air quality & environmental factors
• Direct replacement for 30613
• Package contains 1 replacement filter
• Dimensions: 19-2/5 x 4-3/5 x 1-3/5 inches

Fits