Filtration system: Early effect filter, advanced cotton, glass cotton platform filter, activated carbon filter, activated carbon on three floors.
初效过滤、高级顶棉过滤，地台玻璃丝棉过滤，活性碳过滤，三层活性碳。
Filtration system: Early effect filter, advanced cotton, glass cotton platform filter, activated carbon filter, activated carbon on three floors.
初效过滤、高级顶棉过滤，地台玻璃丝棉过滤，活性碳过滤，三层活性碳。
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