Unverified85% confidenceDecision RuleTime unknown
HEPA滤网选H11-H13级即可，H13可过滤0.3μm颗粒达99.95%，适合过敏体质或养宠；普通家庭H11（过滤效率95%）已够用，无需为更高级别多花钱
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Long-term
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UnverifiedHEPA滤网等级H13可拦截0.3微米颗粒物达99.97%，H12为99.5%，家用防霾防过敏H13即足够，无需追求H14工业级93% similarUnverifiedHEPA滤网标注H11-H13级别有意义，H13可过滤0.3微米颗粒达99.95%，对尘螨过敏或有呼吸道敏感人群应选H12以上，普通家庭H11已足够93% similarUnverifiedHEPA滤网等级H13可过滤0.3微米颗粒物达99.97%，H11为99.5%，卧室及防霾用H13已足够，H14及以上多用于医疗/实验室场景，家用无必要92% similarUnverifiedHEPA滤网等级H13对0.3μm颗粒过滤效率≥99.95%，H11为≥95%，家有过敏源/婴幼儿/哮喘患者选H13，普通防尘选H12即可，H14及以上属医疗级家用意义不大92% similarUnverifiedHEPA滤网等级：H11过滤效率≥95%，H13≥99.95%，H14≥99.995%（针对0.3μm颗粒）。家用H13已足够，H14多用于医疗洁净场景，普通家庭无需追求91% similar
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