Unverified87% confidenceDecision RuleTime unknown
PM2.5去除率要看是否配H13级HEPA滤网(去除率≥99.95%),而非仅初效+中效;纯热交换新风若无HEPA滤网,雾霾天净化能力有限,需搭配独立净化滤芯
1
Sources
87%
Confidence
Long-term
Relevance
-
First Seen
Sources
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UnverifiedPM2.5去除率要看是否配H13级HEPA滤芯(一次性过滤效率≥99.95%),静电集尘式虽免换芯但对细颗粒物去除率通常低于90%且产生臭氧92% similarUnverified选择带H13级HEPA滤网的机型PM2.5一次通过去除率可达99.95%以上;仅配G4+F7中效滤网的机型对PM2.5去除率约60%~80%,雾霾严重地区(AQI常年>150)应选H12/H13以上86% 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84% similarUnverified滤芯配置看PM2.5净化:初效滤网(防大颗粒/虫)+ H11以上HEPA(PM2.5去除率≥95%)是基本盘;重污染城市建议H13级(≥99.95%),但滤芯阻力大会降低实际新风量84% similarUnverified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83% similar
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