關於「fire-proof door」標籤，搜尋引擎有相關的訊息討論：

Fire-Rated Doors | Fire Door & Frame Solutions from TGPTGP's line of commercial fire-rated glass doors check both boxes, and more. Our UL-classified and labeled fire-rated glass door assemblies are available with ...缺少字詞： tw | 必須包含以下字詞：twFire Rated Door and Frame Labels /