Which raceway is primarily used for electrical wiring in floor systems that is made of concrete?

Cellular Concrete Floor Raceways are specifically designed to accommodate electrical wiring within concrete floor systems. They are constructed with integrated channels that allow for the safe and organized placement of electrical conductors. This type of raceway is advantageous in commercial settings where concrete floors are prevalent, as it facilitates easier installation and modification of electrical systems while maintaining the structural integrity of the flooring.

Additionally, these raceways can enhance the overall aesthetics by concealing wiring and ensuring that installations are compliant with safety codes. The cellular design provides multiple pathways for wiring while efficiently utilizing the space within the concrete.

Other options, while related to electrical installations, do not serve the same specific purpose in concrete floor applications. For instance, Cellular Metal Floor Raceways and Metal Wireways may be used for different types of environments and wiring containment, but they do not specifically address the unique requirements of being embedded in concrete. Nonmetallic Extensions, on the other hand, refer to different materials that are typically used for wiring in non-concrete systems, further highlighting why Cellular Concrete Floor Raceways are the most suitable choice for the question posed.