Main features: | Flush-mounted for hollow walls stiffened construction flammability index : 960 °C Class V0 4 x 4 fixing points 8 mounting screws, 4 special screws with holders to fastening to the wall, 6 cable partitions - included | Flush-mounted, deep, for hollow walls, with flexible membranes 2 fixing points 2 Mounting screws, 2 special screws with holders to fastening to the wall - included |