commercial fire doors,double fire doors,commercial fire doors

The function of the fire door is to effectively isolate the fire when the fire occurs, to avoid the spread of the fire. The material of the fire door is steel, wood, steel and wood materials, etc. No matter what kind of material are special refractory treatment, part of the fire door is also filled with green fire insulation material harmless to the human body, to increase the fire effect of the fire door

commercial fire doors,double fire doors,commercial fire doors-ZTFIRE Door- Fire Door,Fireproof Door,Fire rated Door,Fire Resistant Door,Steel Door,Metal Door,Exit Door

commercial fire doors,sejana sa ho raha lemati se lekantsoeng ka mollo,double fire doors,commercial fire doors,

commercial fire doors,fire door garage,mamati a mabeli a ts’ireletso a tšepe a nang le lisebelisoa, litšoantšo tsa mamati a tšireletso a lepolanka bakeng sa lifolete, mamati a ts’ireletso 820,double fire doors ,foto ea monyako oa polokeho, mamati a maoto a 9 kahare,commercial fire doors,lemati la phanele le ngotsoeng,

wooden fireproof doorshollow,commercial fire doors,ts’ebeliso ea monyako oa ts’ohanyetso, monyako o lekantsoeng ka mollo, sebaka sa bolulo sa mollo