"Andy Hall" wrote in message
...
On Wed, 17 Nov 2004 12:55:55 -0000, "IMM" wrote:


"Andy Hall" wrote in message


Cycling a boiler at full output is a
very different issue than doing
so at 3kW in terms of efficiency.

It isn't. As I said cycling is not a issue as control and buffer
measures
can be incorporated.

With the boiler

snip

You have a lot to learn.