EricP wrote:
On Tue, 3 Apr 2007 14:24:26 +0100, " cupra"
wrote:

Anyone here had any experience of these? (installation/costs and so
on....)

It seems to be an off-the-cuff £10,000 for a decent one for a place in
the country with plenty of land available around it.

A very long payback time.

My father supplies and fits ground and air to heat recovery systems. I can
post a link. but don't know if it is allowed in this group.

Gary