4-in-1 HEPA Filter, Four-layer Protection
Take control of your air quality with the 4-in-1 HEPA filter and eliminate up to 99% of ultrafine dust, PM1.0, and allergies
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| Product Name | 4in1 HEPA Filter | 3in1 Plus HEPA Filter | 4in1 Plus HEPA Filter | 3in1 HEPA Filter |
| Model Name | ACF173 | ACF275 | APF271 | ACF071 |
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| Filterable substances | Virus, Bacteria, Formaldehyde, Nicotine, Dust, Hair, Oder, Smoke, Pet dander, pollen, allergen | Virus, Bacteria, Formaldehyde, Nicotine, Dust, Hair, Oder, Smoke, Pet dander, pollen, allergen | Coronavirus, H1N1 Virus, Bacteria, Formaldehyde, Nicotine, Dust, Hair, Oder, Smoke, Pet dander, pollen, allergen | Virus, Bacteria, Formaldehyde, Nicotine, Dust, Hair, Oder, Smoke, Pet dander, pollen, allergen |
| Filter Lifetime | 3000 hours | 3000 hours | 9000 hours | 2000 hours |
| Applicable Model |
AC551-50W AP551-50W AP352-10W AP353-10W |
AC551-50W AP551-50W AP352-10W AP353-10W |
Ap972-50B |
AC530-20W AP530-20B |