The process of connecting wires inside a junction box typically involves several steps: Stripping Insulation: The insulation is stripped from the ends of the wires to expose the conductive metal. Connecting Wires: The exposed wire ends are connected using wire nuts, connectors, or. The answer is simple, but profound: An electrical box is defined by its mission, not its material. It stripped away the jargon and gave us a “Golden Rule” for identifying these boxes instantly. It's called. Junction boxes are part of electrical conduit or TPS wiring systems in buildings. They are typically used in ceilings, concrete, or concealed behind access panels. A small metal, plastic or fiberglass. The answer is the junction box.