A household air purifier is a device specifically designed to remove indoor air pollutants, aimed at improving the cleanliness and quality of indoor air. It usually has multiple functions, such as odor purification, dust removal, sterilization, and formaldehyde treatment, to meet the different needs of air quality in household environments.

Air purifiers, as a device that can effectively improve indoor air quality, are gradually being favored by people. This article will provide you with a detailed introduction to the working principle, classification, selection points, and important role of air purifiers in improving indoor air quality.

Air purifiers mainly use various technical means such as physical filtration, electrostatic dust removal, chemical adsorption, negative ions, etc. to remove pollutants such as particles, bacteria, viruses, and harmful gases from indoor air, thereby improving indoor air quality. Its working principle can be summarized as inhaling indoor air, undergoing multi-layer filtration and purification treatment, and then releasing fresh and clean air back into the room.

Air purifiers play a crucial role in improving indoor air quality. Firstly, it can remove particulate matter such as dust and pollen from indoor air, reducing the risk of respiratory diseases. Secondly, air purifiers can remove microorganisms such as bacteria and viruses from indoor air, reduce the possibility of disease transmission, and provide a safe and healthy breathing environment for family members. In addition, air purifiers can also remove indoor odors such as smoke and pet odors, improve the indoor environment, and enhance living comfort.

Air filters are widely used in various places such as homes, offices, hospitals, schools, factories, etc. In homes and offices, air filters can effectively remove harmful substances such as particles and bacteria from indoor air, ensuring people's respiratory health; In hospitals and schools, air filters can reduce the risk of virus and bacterial transmission, providing a safe and healthy environment for teachers, students, and patients; In factories, air filters can remove harmful gases and odors, ensuring the physical health and production safety of workers.