|In news:dr2khc$omh$ snipped-for-privacy@nwrdmz03.dmz.ncs.ea.ibs-infra.bt.com, |Dave scribed: |> I asked something similar a couple of weeks ago and have followed-up = on |> various sites but so far drawn a blank. |> Does anyone know of a Combi that could be fitted in a ground floor |> cupboard next to a 2 storey chimney breast with the flue going up the |> chimney breast? There is currently a Baxi back boiler fitted. |> How would the flue liner be installed? there's no access to the first |> floor flat. |>
|> Dave | |Combis have sealed (to room) combustion chambers, so need to *ingest* = clean,=20 |oxygenated air as well as *expell* burned, de-oxygenated gases through = the=20 |same flue. As a result, the flues are double walled, creating separate=20 |conduits for clean and burned air. Do you see where this is leading? ;-)
A long double walled flue up the existing chimney. Combis normally have lots of different flue fittings. So does the = proposed combi have the appropriate fittings and does it allow a sufficiently long vertical flue. *read the manual* which may be on line.
--=20 Dave Fawthrop
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