On Thursday, 8 October 2020 14:20:14 UTC+1, TimW wrote:
I have been looking for a quadrupal switch plate
which is tall rather than wide,

You could use two twin architrave switches side by side.

Or the MK Essentials range has a 4 gang on a single plate
https://www.cef.co.uk/catalogue/prod...y-switch-white

Owain