The steel fireproof door is made of high-quality cold-rolled steel plate or galvanized plate, color plate, stainless steel plate, etc. The hardware of the steel fireproof door is made of professional fireproof lock, fireproof door closer, fireproof hinge, handle, bolt and sequencer, and the corresponding grade of fireproof glass can also be configured according to the user’s needs.

ZHTdoors yong’inga qarshi eshiklar, yong’in eshiklari va derazalarida 31 yillik ishlab chiqarish tajribasi. Asosiy UL yong’in eshiklari, EN yong’in eshiklari, BS EN yong’in eshiklari va boshqalar.