Unverified85% confidenceDecision RuleTime unknown
带静电棉的自剪裁通用滤网(厚度约3-5mm)主要拦截PM10级别的灰尘和毛发,对PM2.5过滤效率不足30%,若目标是净化雾霾必须选HEPA级别(H11以上效率≥95%)
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Unverified过滤系统等级差异大:多层过滤+HEPA可拦截0.3微米微尘防排风口二次扬尘,单层海绵过滤易漏尘并将细粉尘重新吹散到地面83% similarUnverifiedPM2.5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82% similarUnverified过敏体质人群应选配备HEPA滤网(H11级以上)且带尘气分离/多重过滤的机型,避免吸入的微尘和过敏原从出风口二次逸出,普通海绵滤网无法拦截0.3微米级螨虫排泄物颗粒82% similarUnverified空气净化器滤网优先认准HEPA等级:H13级对0.3微米颗粒过滤效率≥99.97%,H11级仅95%,雾霾/过敏人群应选H13及以上81% 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81% similar
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