This varies from air purifier to air purifier. Most air purifiers have two to four filters. For the majority of air purifiers, filters should be cleaned occasionally and changed every six to eight months for optimum results.
However, some models feature permanent air filters that never need changing.
Shenzhen Yuan Filter Technology Co.,Ltd
1-1531, Building 1, Longguang jiuyunzhu, No.2003 Pingshan Blvd, Liulian Community, Pingshan Street, Pingshan District, Shenzhen,Guangdong, China.
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