檢查排氣扇。早幾年的排氣扇沒有單向閥，冬天進冷風。還有壁爐的排氣孔，電源插孔（可以封，根據自家情況注意安全）

來源: hjh73 於 2022-12-08 14:16:18 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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