Old Bx Wire. Issues with BX wiring. Some older two-wire circuits which are covered with a flexible metal jacket BX or armored cable wire may provide a ground path by means of the cable jacket itself.
Insert a BX connector over the end of the newly cut armor and tighten the screw to secure it to the armor. I want to put a ceiling box in where none was before. We dont rely on it and in event of certain short circuits its unsafe.
So BX is defined as AC cable armored clad and MC is defined as Metal Clad cable.
If you have to tear out a wall to replace a wire that has been punctured by a nail supposing you were hanging a picture this repair could cost well over 1000. Some products used in this episode include the followingNCVT3. The BX version became the one that eventually was produced and hence the name BX became the common name. Remove the threaded ring from the connector to use inside the electrical box.