Difference between revisions of "Talk:Boiler Evolution"
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I think the natural draught flue variants were always available it was just the proportion of installations that shifted away from using a chimney. --[[User:Makewrite|Makewrite]] 20:22, 21 February 2007 (GMT) | I think the natural draught flue variants were always available it was just the proportion of installations that shifted away from using a chimney. --[[User:Makewrite|Makewrite]] 20:22, 21 February 2007 (GMT) | ||
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| + | The Pott. Netaheat was unique in using a heat sensing mecury vapour phial to detect the pilot light. | ||
| + | The are many models which have a two stage ignition with a pilot and main gas valve. --[[User:Makewrite|Makewrite]] 20:38, 21 February 2007 (GMT) | ||
Revision as of 20:38, 21 February 2007
Maybe would be nice to do as a graph showing where various developments branched off e.g. lightweight heat exchangers from cast iron, combis from heating-only etc?
--John Stumbles 13:57, 21 February 2007 (GMT)
Anybody know when building regs changed obliging non-permanent pilot light designs? --John Stumbles 16:31, 21 February 2007 (GMT)
Somewhere before the 1/4/2005 upgrade to Part L. It must have been the inspriation for the retro fitting of electronic ignition to models like the Kingfisher and Mexico. --Makewrite 20:20, 21 February 2007 (GMT)
I think the natural draught flue variants were always available it was just the proportion of installations that shifted away from using a chimney. --Makewrite 20:22, 21 February 2007 (GMT)
The Pott. Netaheat was unique in using a heat sensing mecury vapour phial to detect the pilot light. The are many models which have a two stage ignition with a pilot and main gas valve. --Makewrite 20:38, 21 February 2007 (GMT)