As is customary, the hook can be screwed to the beam. It can, however, be clamped into the beam without a hole. This is possible in a clamping range of four to twelve centimeters and at a rail-connection angle of 15 to 45 degrees.
The CrossHook roof hook is intended for fastening to pantiled roofs. The S-Level is a south-facing stand for flat roofs that can bear little weight. The D-Level system is likewise suitable for flat roofs with low loading capacity, but for east-west orientation. The Freiland T-Rack system is a rammed foundation with an HEA beam.