Pet @ www.gymratz.co.uk wrote:
Dave Liquorice wrote:

system?) a programmable stat, even a simple one for =A340, will give
you
much better control. Remember that heat loss is proportional to the

temp difference you loose more energy from a room maintained at 21C

than you do from one at 18C.


But that still doesn't make it better. How will the prog-stat know
when
anyone is in the room or not? The timer will be set for suitable
times
for temps. a "living area" would want comfortable temps during times
of
use so, all prog-stats would be set identically anyway.

bedrooms can be set to warm in the evening and only semi-warm in the
day. Result is significant energy savings.

NT