防火門鋼門扇厚度分為A、B、C三個標準，具有優良的隔音隔熱性能。 鋼質防火門可根據需要設置窗戶、百葉窗、通風百葉窗等。 歡迎諮詢我們。

1/6 fire rated garbage chute/ trash chute door,90mins fire rated timber door with 4″ hinge,180hrs fire door,fire prevent door,exit entry fire rated door,180 minutes fire doors,1/6 fire rated garbage chute/ trash chute door,1.5 hours fire rated door,exit entry fire rated door,1 hour fire rated sliding door,180hrs fire door,120 minutes steel fire rated doors,exit entry fire rated door,prehung internal fire doors,1/6 fire rated garbage chute/ trash chute door,industrial fire rated door steel,180hrs fire door