Without linkage, it can be used on the left or right without adjustment. It features a fully controlled closing process from 180°, with a safety valve that has a double function in both open and close directions (hydraulically acting closing and opening damping). All closing functions are adjustable from the front, with a variable closing force that is infinitely adjustable. The closing speed is also infinitely variable and thermostable, while the opening damping is adjustable. The latching action can be adjusted via linkage.

Fields of application include fire and smoke protection doors, right and left stop doors, and stop doors with a leaf width of up to 1400 mm. Door leaf mounting can be done on the hinge side and head mounting opposite the hinge side, with the option for parallel arm mounting on the opposite hinge side.