On Tuesday, 13 August 2019 16:52:48 UTC+1, charles wrote:
Except that it's not going to match any other socket in the room.
That might not matter if it isn't in plain sight.

Or if, like in my study, all the sockets were singles and they all (well, both) got converter-ed to doubles.

As one had three imperial conduits running into the box, cutting out the box for a double wasn't an option.

Owain