What does the term 'rigid nonmetallic raceway' refer to?

The term 'rigid nonmetallic raceway' specifically refers to a conduit system made from materials such as polyvinyl chloride (PVC) or other similar nonmetallic substances. This type of raceway is designed to protect and route electrical wires and communications cables in a safe and organized manner. Its rigidity provides structural integrity and durability, making it suitable for various applications where a nonmetallic solution is preferred, such as in environments where moisture or corrosion may be a concern.

The choice of rigid nonmetallic raceways stands out due to their ease of installation and the fact that they do not conduct electricity, which enhances safety in certain installations. They can also be used in both indoor and outdoor environments, though specific types may be better suited for certain conditions.

Other choices describe attributes or characteristics that do not align with the definition of rigid nonmetallic raceway. For instance, the notion of flexibility or the ability to be easily bent refers to different types of conduits or raceways, which are not rigid and do not fit the definition required. Understanding this precise definition helps in selecting the appropriate conduit type for specific electrical installation needs.