On 24/07/2019 14:17, Mathew Newton wrote:
On Wednesday, July 24, 2019 at 1:42:18 PM UTC+1, wrote:

and then cut a square of
thin card to fit inside the box. It makes the plasterer's job slightly
easier, avoids getting the box filled with plaster and gives slightly
more space for cables.

Yes, I was planning on doing similar re coverings. I see you can buy them readymade (e.g. 'Blank-It') but I'll make do with cardboard and scissors!


Some types of co-ax take up moisture from wet plaster. Tape up the end.

Bill