Model
Drawing
Spec
A-1
Suit for the installation of the door opening with the width of less than 7 meters
A-2
Suitable for the installation of the door opening with the width of less than 5 meters
B-1
Suitable for the installation of the door opening with the width of less than 12 meters
B2
Suitable for the installation of the door opening with the width of less than 10 meters
C1
Suitable for the installation of the door opening with the width of less than 6 meters
C2