The ground guards of wood are used primarily for the protection of walls and shelving, but are also suitable for the protection of machinery, equipment and for the separation of pedestrian routes. The advantage of timber borders is the favorable price, the longer the on-fled journey the higher the price win for other restraint systems. In addition, the wooden long are very easy and inexpensive to exchange if they are depreciated or shatter over time. In order to ensure durability, the woodworm has been drazed.