Yong’inga chidamli mehmonxona xonasiga kirish eshiklari, o’lchami 9 × 21 yoki 10 × 21 yong’inga chidamli po’lat eshiklar, yong’in eshigi uchun vahima chiqish moslamasi hyland oem 310

Chelik yong’inga qarshi eshiklar va eshik romlari yonmaydigan materiallar bilan to’ldirilgan bo’lishi kerak va eshik qulflari, menteşeler va pinlar kabi apparat aksessuarlarining erish harorati 950 ℃ dan past bo’lmasligi kerak. Hozirgi vaqtda yong’inga qarshi eshiklarning o’lchami yo’q, lekin yong’in eshiklarining yong’inga chidamliligi chegarasi.

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Yong’inga chidamli mehmonxona xonasiga kirish eshiklari, o’lchami 9 × 21 yoki 10 × 21 yong’inga chidamli po’lat eshiklar, yong’in eshigi uchun vahima chiqish moslamasi hyland oem 310-ZTFIRE Door- Fire Door,Fireproof Door,Fire rated Door,Fire Resistant Door,Steel Door,Metal Door,Exit Door