Spot on this advice sounds perfect. I would be using this purely as identifying the cables to help me trace which is which, before making any cut to make sure I would just kill the entire house, to be on the safe side.
Hi, to give you a quick break down of my situation. I'm working in a converted bungalow that has several generations of wiring and I'm currently trying to add an additional socket (via a junction box) to be located in a loft onto a ring main. Now what I've discovered within the loft are several 2.5m...