- Non-woven, active carbon cloth filter.
- Conforms to standards GB2626-2006.
- Spunbond cloth filters micron-level dust (particulate matter 2.5 microns)
- Reduces dust, particulates and allergens such as haze, dust, pollen and motor vehicle exhaust emissions.
- Recommended to replace filter every 1 to 3 days, depending on use.