Fdc Deep Depth 1-Gang Cast Device Box | Acoustical, Ceiling and Partitioning, Electrical | For Adapting Non-Metallic Conduits to Threaded Fittings, Metallic Systems | For Use With Carflex Conduit and Carflex X-Flex Conduit | For Use With Conduit | For Use With Schedule 40 and 80 Conduit | For Use With Threaded Metal Conduit and Imc | To Connect Threaded Metal Conduit to a Threadless Opening in a Box or EnclosureFurbay Electric Supp