On May 6, 5:39*pm, John Rumm wrote:
On 02/05/2013 06:10, harry wrote:

Lot of people round here need to get their heads out of their arses.
You actually need a zero energy house.

Nice in theory... now what about the bulk of the UK housing stock that
is not and never will be?


All new houses should be built to this standard. Plenty could be
converted.