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.

Varavaran’ny afo ZHTdoors, traikefa famokarana 31 taona amin’ny varavarana afo sy Windows. Ny UL lehibe varavarana afo, EN varavarana afo, BS EN afo varavarana, sns.