In order to meet certain fire resistance, wood fire doors will be made of wood with fire-retardant properties. Certain other materials will be filled in the door panel to enhance the fire resistance and heat insulation of the door. In addition, fire doors made of wood are not complicated in technology, easy to shape, beautiful in appearance and low in cost.

ZHTdoors防火門，31年防火門窗生產經驗。 主營UL防火門、EN防火門、BS EN防火門等。我們有認證。ZHTdoors支持OEM和免費設計。我們的優勢：質量好，出廠價，服務好。歡迎諮詢。