The FilterQueen Defender Medi-Filter includes:
The Medi-Filter provides three times better-than-HEPA filtration to reduce pollutants such as dust, dust mites, pollen and mold spores.
Note: For the best Indoor Air Quality experience, purchase the Enviropure Charcoal Filter Wrap in addition to the Medi-Filter.
How often to change your filters:
Change once every year. For best results, change every 6 months for homes with pets or smokers.