Genuine Hunter 30963 replacement air purifier filter. Fits Hunter air purifier models: 30709, 30710, 30711, 30714, 30721, 30752, 30760, 30790, 30791, 30857, 36710, 37760. 

• HEPAtech 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
• Recommended to replace every 12 months for maximum efficiency, or more often depending on air quality & environmental factors
• Package contains 1 replacement filter
• Dimensions: 12-1/2 x 6-5/8 x 2-1/4 inches

Fits