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第三種換気 - コロナ対策における正しい換気設備とは?
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TAG

第三種換気


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換気の種類は?

換気設備の種類は大きく分けて3つあります。 3つとは【第一種換気・第二種換気・第三種換気】です。 1.第一種換気 排気も給気も機械(換気扇など)で行う方法 排気量と給気量のバランスがとりやすいため出入口からの外気流入などが比較的防止できます。 店舗や居住空間などに幅広く採用されます。 2.第二種換気 給気のみ機械で排気は自然(窓や換気口)で行う方法 室内を正圧とし他の場所からの汚れた空気の侵入を防 […]