Steel fire door is composed of steel skeleton and steel door, steel structure is not easy to collide, not deformation, not easy to be damaged by external forces, without replacement can be used for a long time. Steel fireproof door interior filled with the fireproof material is environmentally friendly, no pollution, the surface treatment process is powder spraying or PVC coating, is a mature environmental protection process.

safety door expandable barrier,በእሳት የተገመገመ የበር ምታ ሰሃን ፣godrej safety doors,security doors echuca,

የእሳት መከላከያ በር አምራች,safety door expandable barrier,ድርብ የብረት ደህንነት በር ከሃርድዌር ጋር ፣ ለአፓርትማዎች የእንጨት ደህንነት በሮች ምስሎች ፣godrej safety doors,የደህንነት በር ልኬቶች,security doors echuca,ትክክለኛ የብረት ደህንነት በር ፣የእሳት ደረጃ 90 ደቂቃ ፣የተሰየመ የፓነል በር ፣

የእንጨት የእሳት መከላከያ በሮች,safety door expandable barrier,የአደጋ ጊዜ መውጫ በር አጠቃቀም ፣የእሳት ደረጃ በር ul ፣የእሳት ደረጃ በር መኖሪያ