The performance of steel fire door meets the requirements of national standards. The fire resistance time of Class A fire door is 1.2h, and that of Class B fire door is 0.9h. The size can be customized according to customer needs.

ZHTdoors panto seuneu, 31 taun pangalaman produksi di panto seuneu jeung Windows. The UL lawang seuneu utama, en panto seuneu, BS en panto seuneu, jeung sajabana, .We boga certification.ZHTdoors ngarojong OEM sarta kaunggulan design.Our bébas: kualitas alus, harga pabrik, service.Welcome alus konsultasi kami.