On Fri, 01 Nov 2013 19:56:49 +0000, bert wrote:

That favours the larger manufacturers who can invest in production
changes necessary to meet the standard.
Supposing yo have s small manufacturer supplying larger toilets to the
North West of Scotland. A standard designed to save water in Spain would
be irrelevant but could put him out of business. This is just an
illustration.

A manufacturer who is incapable of making such basic and straightforward
design changes is not a viable business.