Fscc Shallow Depth 1-Gang Cast Device Box | Fd Deep Depth 2-Gang Cast Device Box | For Adapting Non-Metallic Conduits to Boxes, Threaded Fittings, Metallic Systems | For Dead-End Terminations | For Through Terminations Where Large Devices or Additional Wiring Capacity Is Required | For Use With Rigid/imc Conduit | For Use With Threaded Metal Conduit and ImcFurbay Electric Supp