The barrier bar is mounted in a fanlight or a hinged window.
These types of windows are very susceptible to burglary: they can be opened from the outside in seconds with a screwdriver.
The great advantage of barrier bars is that the window can be left open day and night for ventilation. The bars have a very preventive effect because they are clearly visible from the outside. And: no matter how old or new your skylight is, by mounting a SecuBar it immediately complies with the Police Quality Mark Safe Living ® an SKG ® .