The fire door adopts two layers, of which the steel door is placed outside and the steel wooden door is placed inside, which can improve the fire resistance time in case of fire.

https://ztfiredoor.com/23951.html

emergency door exit fire,የብረት እሳት በር,emergency fire exit door panic exit push bar lock,የብረት እሳት መከላከያ በሮች ፣emergency double door fire,የብረት እሳት ደረጃ ያለው በር,emergency door exit fire,ወፍራም ባንዲራ የእሳት በር ማጠፊያዎች ፣emergency double door fire,ድንገተኛ የእሳት አደጋ መከላከያ በሮች ሆቴል ፣emergency fire exit door panic exit push bar lock,የድንጋጤ እሳት በር የእጅ መግፊያ መቆለፊያ ፣emergency door exit fire,የአደጋ ጊዜ መውጫ የእሳት አደጋ መከላከያ በር ፣emergency double door fire,emergency fire exit door panic exit push bar lock