The development of this grating is based on the type Graepel Round F. The large holes are star-shaped which ensures a great drainage effect and a very high slip resistance, which is one class higher than of grating Graepel Round F. This grating is also very suitable for outside use, e.g. for surfaces, walkways and platforms.
The lateral system perforation simplifies the installation of the gratings.
The open area for standard grating widths is approximately 20 %.
Program-controlled perforation groups are possible.