The excellent fireproof glass door is fired in a high temperature flame of more than 1000 degrees. After testing, it can be kept for 90 minutes or even longer. High strength is also one of the advantages of fireproof glass, which can be 6-12 times as strong as ordinary glass; It is 2-3 times that of tempered glass.

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。