TORSION REAR : 42 possible configurations
Compensation by rear-mounted torsion springs
This system can be used for doors weighing up to 250 kg.
The maximum dimensions are 6000 mm width and 3000 mm height.
The advantage of this system is that it doesn’t require any lintel or side jamb space.
Your spring railing is delivered in a separate B-package.
It is fully equipped, ready to install and the springs are pre-tensioned.