As one of the measures for building fire separation, fire doors are usually used on firewalls, stairwell entrances or tube well openings to prevent the spread and spread of smoke and fire. If glass is inlaid on the fire door, fire resistant glass shall be used, and its fire resistance shall meet the conditions of fire door of corresponding category.

ZHTdoors protupožarna vrata, 31 godina iskustva u proizvodnji protupožarnih vrata i prozora. Glavna UL protupožarna vrata, EN protupožarna vrata, BS EN protupožarna vrata, itd. Imamo certifikate. ZHTdoors podržavaju OEM i besplatan dizajn. Naše prednosti: dobra kvaliteta, tvornička cijena, dobra usluga. Dobrodošli da nas konzultirate.