很多R24是專門為2 by 6" 的牆生產的，如果是2 by 4"，裏麵不夠的話要在外牆的siding下補齊

來源: logyliang2002 於 2026-05-13 13:41:14 [舊帖] [給我悄悄話] 本文已被閱讀：次

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