:::Jerry:::: wrote:

There should be an IQ test by law before people are allowed to

There should be a civility test before people are allowed to post on
usenet as well....

contemplate carrying out DIY, the OP's question has such an obvious
answer to it that the question shouldn't even need to be asked.... :~(

As they say, there is only one stupid question - the one you fail to ask.

Consider also that wiring behind skirtings is common practice is a large
amount of UK housing stock. Not to current standards obviously, but less
risk that you might think with a decent thickness skirting.

--
Cheers,

John.

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