Fire Safety Door,Double Door

In the fire protection design of buildings, in order to improve the fire resistance time, double-layer fire doors are usually used. The fire door adopts two layers, of which the steel door is placed outside and the steel wooden door is placed inside, which can improve the fire resistance time in case of fire.

Fire Safety Door,Double Door-Deriyê ZTFIRE- Deriyê Agir, Deriyê Agir, Deriyê Agir, Deriyê Berxwedêr, Deriyê Pola, Deriyê Metal, Deriyê Derketinê