If the roller blind is mounted on a mounting profile, in addition to a particularly stable hold, this also has the advantage that the roller blind can be removed without loosening the fastening. The mounting clip is attached to the wall or ceiling with a screw.
Standard supports and retaining clips for wall and ceiling mounting
Clamp bracket for frame mounting (on the window sash)
Clamp bracket for side guide (with side guide the roller blind remains in place even when tilting the window).