most states building codes require

來源: borisg 於 2024-12-02 09:06:22 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (161 bytes)
回答: each unit has back door to the yard? 由 borisg 於 2024-12-02 09:00:50

a light outside each exterior door with a switch from inside. If your house is at least 50 years old, then you may be able to claim grand-father status.

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