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UL Fire Door
UL Steel Fire Door
UL Stainless Fire Door
UL Wood Fire Door
EN Fire Door
EN Steel Fire Door
EN Stainless Fire Door
EN Wood Fire Door
AS Fire Door
AS Steel Fire Door
AS Stainless Fire Door
AS Wood Fire Door
BS Fire Door
BS Steel Fire Door
BS Stainless Fire Door
BS Wood Fire Door
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钢质防火门
不锈钢防火门
木防火门
玻璃防火门
防火卷帘
Fire Rated Fabric Roller Shutters
Steel Fire Rated Shutters
防火窗
金属门
铁门
不锈钢门
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联系我们
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English
Albanian
Amharic
Arabic
Armenian
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Burmese
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Cebuano
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Haitian Creole
Hausa
Hebrew
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Kazakh
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» 3小时防火门
27
9月
3小时防火门
3小时防火门可在一定时间内防火隔热。 它通常用于防火隔墙、楼梯间、管井等处，以防止火势蔓延和烟雾蔓延。 3小时防火门按使用材料可分为钢质防火门、木质防火门和复合防火门。
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