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,лавҳаи зарбаи дари оташнишонӣ,double fire doors,commercial fire doors,

commercial fire doors,fire door garage,дари пӯлоди дукарата бо сахтафзор, тасвирҳои дарҳои бехатарии чӯбӣ барои хонаҳо, дарҳои муҳофизатӣ 820,double fire doors ,акс дари бехатарӣ, дарҳои 9 пойи дохилӣ,commercial fire doors,дари панели нишонгузорӣ,

wooden fireproof doorshollow,commercial fire doors,истифодаи дари баромади изтирорӣ, дари оташнишонӣ ul, манзили дари оташнишонӣ