ARW wrote:

On some new builds I worked at a few years (probably 7 years ago) a
brown gas box was a PP requirement.

In some conservation areas they insist on real timber sash windows, when
'conservation grade' double glazed windows with textured PVC and 'fake'
tenon joints rather than diagonal welded seams would be
indistinguishable ... then they allow ugly rows of meter boxes facing
the street.