Fire door as a kind of fire material products recognized by the market, it can effectively overcome the hidden dangers in many fields. The fire door divides the space of the building into a number of fire zones, so that each fire partition once the fire occurs, it can not spread outward in a certain period of time, so as to effectively control the fire.

security doors r us,በእሳት የተገመገመ የበር ምታ ሰሃን ፣safety door steel design,difference between barrier door and security door,

የእሳት መከላከያ በር አምራች,security doors r us,ድርብ የብረት ደህንነት በር ከሃርድዌር ጋር ፣safety door steel designፕሪሚየም የብረት ደህንነት በር ፣ የደህንነት በር ልኬቶች ፣difference between barrier door and security door,ትክክለኛ የብረት ደህንነት በር ፣የእሳት ደረጃ 90 ደቂቃ ፣የተሰየመ የፓነል በር ፣

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