For drop down fire curtain, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our drop down fire curtain has been well received by many customers and enjoyed a good reputation in many countries. AC & DC rolling shutter door motor Automatic smoke curtain drop down fire curtain have characteristic design & practical performance & competitive price, for more information on the drop down fire curtain, please feel free to contact us.