3-Layer filter: Pre-filter for dust & pet dander. ​ Activated Carbon Filter for odours and smoke. HEPA-13 Filter​ for Particles and Allergens. Reduces 99.99% particles. Removes 99.97% fine particles and allergens down to 0.3μm.

Winix High-Efficiency Activated Carbon Filter absorbs smells,smoke,and pet odors. H13 Filter absorbs pet dander, dust, smoke, pollen, and other particles. Fine Preliminary Filter obstructs large particles such as dust, hair, lint, fibers and pet fur to help the air purifier work more efficiently.

Whirlpool High-Efficiency Activated Carbon Filter absorbs smells,smoke,and pet odors. H13 Filter absorbs pet dander, dust, smoke, pollen, and other particles. Fine Preliminary Filter obstructs large particles such as dust, hair, lint, fibers and pet fur to help the air purifier work more efficiently.

Sharp High-Efficiency Activated Carbon Filter absorbs smells,smoke,and pet odors. H13 Filter absorbs pet dander, dust, smoke, pollen, and other particles. Fine Preliminary Filter obstructs large particles such as dust, hair, lint, fibers and pet fur to help the air purifier work more efficiently.

Philips High-Efficiency Activated Carbon Filter absorbs smells,smoke,and pet odors. H13 Filter absorbs pet dander, dust, smoke, pollen, and other particles. Fine Preliminary Filter obstructs large particles such as dust, hair, lint, fibers and pet fur to help the air purifier work more efficiently.

Air purifier filter replacement for levoit air purifier come with 3-in-1 filtration system including ①fine preliminary filter, ② h13 grade true hepa filter, ③ activated carbon filter, to trap cooking smell, smoke, VOC and other odors.

Medify High-Efficiency Activated Carbon Filter absorbs smells,smoke,and pet odors. H13 Filter absorbs pet dander, dust, smoke, pollen, and other particles. Fine Preliminary Filter obstructs large particles such as dust, hair, lint, fibers and pet fur to help the air purifier work more efficiently.

Honeywell High-Efficiency Activated Carbon Filter absorbs smells,smoke,and pet odors. H13 Filter absorbs pet dander, dust, smoke, pollen, and other particles. Fine Preliminary Filter obstructs large particles such as dust, hair, lint, fibers and pet fur to help the air purifier work more efficiently.

Blueair High-Efficiency Activated Carbon Filter absorbs smells,smoke,and pet odors. H13 Filter absorbs pet dander, dust, smoke, pollen, and other particles. Fine Preliminary Filter obstructs large particles such as dust, hair, lint, fibers and pet fur to help the air purifier work more efficiently.