The 3-in-1 filter comprises of;
1) Pre-filter which catches larger particles and allergens such as pollen, dust mites, pet dander, fur and hair.
2) H13 HEPA Filter catches the tiniest of particulate up to 0.2µm including bacteria and viruses.
3) Activated Carbon filter further purifies the air by adsorbing smoke and VOCs (chemicals fumes and aerosols).