On Tue, 04 Jan 2005 15:41:24 GMT, Tony Bryer
wrote:

In article , Jim Alexander
wrote:
Hmmm. Preparing for "compulsory" replacement condensing boilers
in May 2005 (two jags bombshell No2) had a holiday project
trying to find some hard data on this. Failed miserably. Any
links to actual data over the full operating temperature
ranges?

Does the graph on http://www.keston.co.uk/products/celsius25.htm help?

Interesting, but 100% efficiency at 20C could do with some explanation.

Phil
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