The fire prevention rolling shutter door is mainly fire prevention. When the fire alarm is triggered, the rolling shutter door will automatically descend to control the fire situation and prevent the spread of flame Low noise, fast speed, high opening frequency and good safety performance.

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。