Walkable floor ducts are particularly interesting for industrial halls. Firmly anchored in the ground, they offer the possibility to plan and set up their respective applications flexibly. The class 12 anti-slippage embossing on the walk-on covers increased safety for employees. Knockouts allow for individual mounting of turning bolts as an alternative to the cover clip and can still be used for the attachment of potential equalization Thanks to the easy access, the laid cables can be easily repaired, replaced or retrofitted.