WHY HAVE AN INSPECTION CAMERA?
Every competent tradesperson should check walls and floors for pipes and cables before drilling into them, and similarly, there are some situations where a close inspection of a cavity or gap is a smart thing to do before inserting a hand or a tool. Most trades, especially plumbers, electricians, fitters and general builders will face situations where a leak, a loose wire or some such thing could be a safety issue if not known about – our older housing stock is particularly susceptible in this regard! Think lead pipes, asbestos and unearthed cables.
It could also be great for diagnostics – for example while testing this tool I found out that some of my radiators are suspiciously rusty at some of the joints where I would not have been able to inspect without this camera. I need to think about replacement before winter. An electrician I lent it to used it to help him locate wires, joists and positions for a set of downlighters he