"Dave Plowman (News)" wrote in message
...
In article ,
Doctor Drivel wrote:

"Dave Plowman (News)" wrote in message
...
In article ,
Doctor Drivel wrote:
Condensing boilers are no different to
regular boilers. All they have extra is a condensate drain.

Good grief. Even an intelligent 10 year old knows different.

To what?

If I add a condensate drain to an old boiler it becomes a condensing one?

You are a plantpot.