According to the fire door specification, each fire door has its own identity tag, which is the electronic ID card of the fire door. The fire door label is generally pasted on the upper right corner of the door leaf. The label can know the manufacturer information, product production date, specification grade, number and other information.

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.