The steel fire door is relatively more stable than the wooden fire door, and the whole cold rolled steel material is not easy to be damaged by human. The steel fireproof door can be filled with a variety of fireproof materials, which has a good fire and smoke prevention ability, and also has a very good sound insulation effect.

endurance fire doors,30 በእሳት ደረጃ የተሰጠው በር ፣ የመሠረት እሳት በር ፣jeld wen fire rated interior doors,38 ሚሜ የእሳት በሮች;amdoor fire doors,endurance fire doors,ንድፍ አውጪ የእሳት በሮች ፣ የእሳት መግቢያ በር ፣jeld wen fire rated interior doors,በእሳት የተገመቱ ድርብ የኪስ በሮች ፣ የእሳት አደጋ ብረት በሮች ፣amdoor fire doors,crittall style internal fire doors,jeld wen fire rated interior doors,29 inch fire door,fire resistant internal doors,endurance fire doors,36 x 80 የእሳት ደረጃ ያለው በር፣ 32 ኢንች የእሳት ደረጃ ያለው በር፣amdoor fire doors,20 ደቂቃ ደረጃ የተሰጠው በር