Our specialists concur that filtration is essential When selecting an air purifier, and highlight two essential components in receiving powerful filtration: HEPA filters and an ideal CADR. จัดส่งฟรี! เมื่อสั่งซื้อเครื่องกรองอากาศทุกรุ่น Two Coway filters that we bought in February 2021 experienced a slight odor, and filters that arrived new in 2022 experienced https://www.mannature.com/products/detail/airpurifier