Roller Door

Features:
1) It has the functions of both the fireproof door and the fireproof rolling curtain
2) It makes full use of the internal space of the building
3) The escape door can be installed in different positions of the curtain with
different sizes to suit customer needs
4) The special design ensures that the escape door rolls synchronically with the
curtain to ensure that the curtain can block fire
5) Time limit to resist fire: 3 hours

Types:
1) Constant close type: the escape door is closed normally; in case of an
emergency, pull the door open and it returns to the default place to
keep closed
2) Constant open type: the escape door is open in a normal conditions, but
when indoor temperature reaches 70 centigrade, it closes automatically to
prevent flames to spread

Applications:
They can be widely used in any part of the building industrial, civil, or public
buildings to prevent fire from spreading, such as high buildings, business
towers, hospitals, libraries, workshops, warehouse for dangerous item;
ordinary warehouses, carport, or underground constructions.

Features:
It has the functions of both the fireproof door and the fireproof rolling curtain