UL steel fireproof door is exquisite in workmanship and uses high-quality materials, thus improving the stability and scientific performance in the use process. UL steel fireproof door has a long service life and meets the long-term durability requirements in the actual use process.

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.