Safety lighting is compulsory in every larger plant in which a number of persons can be present and in every public building. In the event of a hazard situation such as a fire, it enables persons to find the escape route and leave the building.

These escape route marker lights indicate the presence of an emergency door or a fire escape by means of pictograms. These safty lights not only enable persons in danger to escape but also help rescue services such as fire-fighters to find their way inside endangered buildings.