True HEPA filter captures 99. 7% of dust and airborne allergens as small as 0.3 microns such as household dust, model, pet dander, and pollen. Charcoal filters remov eodors from pets, smoking and cooking due to bad air circulation in the winter.
True HEPA lasts up to 12 months under specific usage conditions. Designed for use with SENAP-W36US