Unverified80% confidenceDecision RuleTime unknown
滤网优先选H11级以上HEPA可过滤PM2.5及尘螨，有过敏或哮喘人群建议选H13级；一次性纸质滤网密封性优于可水洗海绵滤网，过滤效率高约10-15%
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80%
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Long-term
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