Unverified82% confidenceDecision RuleTime unknown
过滤等级看是否配H11以上HEPA滤网(PM2.5净化效率≥95%),甲醛去除需额外配活性炭复合滤网,仅标注PM2.5的机型对新房甲醛几乎无效
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified过滤等级看HEPA级别:H11过滤PM2.5效率95%、H13达99.95%可拦截更细颗粒;甲醛去除需额外的活性炭+分子筛复合滤网,仅标注HEPA不代表除醛,选购需确认独立的化学过滤层92% similarUnverified滤芯配置看层级:初效(可水洗,防大颗粒)+ 高效HEPA(H11以上,PM2.5去除率≥95%),活性炭层针对甲醛/异味。只有一层滤网的机型除PM2.5能力不足90% similarUnverified过滤等级看HEPA标准,H12对PM2.5去除率≥99.5%,H13≥99.95%,重污染城市选H13;三层滤网(初效+活性炭+HEPA)可兼顾除尘除甲醛除异味87% similarUnverified过滤PM2.5需求应选配H11及以上HEPA滤芯的通风器,同时确认换气量在滤芯状态下仍≥30m³/h/人;仅带初效尼龙网的产品只能挡飞絮杨柳絮,对细颗粒物基本无效86% similarUnverified过滤PM2.5应认准H11-H13级HEPA滤网,H13级对0.3微米颗粒过滤效率≥99.95%;重污染城市优先选带初效+中效+H13三级过滤结构,可延长HEPA寿命84% similar
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