стальной коробке

In the home decoration, electrical wiring accessories box is one of the wires are used as decoration wire through the tube, and joints in the wire (such as a long line, or conduit to the corner) as a transition to using junction box use connection conduit and junction boxes, line pipe inside the wire in the junction box connected together, can protect the role of wires and connecting wires, this is the junction box.General domestic terminal box is 86, that is roughly 100 × 100 mm, with junction box cover (or directly with switch and socket panel), and white tin are generally PVC material