On Fri, 17 Nov 2006 22:12:22 GMT, raden wrote:

Well, having done a few quick calcs, I tend to agree, unless you had a
HUGE heating panel to get it active the next morning.

However, I would be interested in your calcs and figures, as you seem
to feel strongly about this G

Like ...

what time the sun rises in winter, how big a thermal store you would
need to store sufficient heat overnight

it's just not very realistic for heating