Rust on Plaster From Electric Switch Ask questions and find answers to many subjects relating to electrics and electrical work

[Nigelmiddlewich]

Hi can anyone help, please see picture showing rust under elelectrical switch in kitchen.
would like to know what has caused it and how to resolve the problem.
Regards
Nigel

[Mr White]

I would switch the mains off and open the socket and have a good look inside, then take it from there.

[Nigelmiddlewich]

Thanks mr White will try that on Saturday.
sorry for posting picture upside down IE the black surface is the worktop.

Regards
Nigel