There are three variants of the floor sleeve/floor group available. 1.For CXL without any electrical special equipment (picture 1) Installation and superstructure console with floor-flush, traffic-safe cover plate 2. For CXL with special equipment "light" and/or "sound" (picture 2) Installation and superstructure console with additional cable trough and empty conduit routing 3. For CXL with optional equipment "Heater" (and "Light"/"Sound") (picture 3) Installation and superstructure console with additional underfloor E-distributor and inspection shaft (watertight)