James wrote:
"Tony Bryer" wrote in message
...
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Whether a combi is right for you or not depends on whether you bath or
shower and how many people in your family - the merits and demerits of
combi systems can be found in many past threads here.

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Is it unrealistic to have a combi in a hard water area, unless you also=
have
a water softener installed?

You only need a scale inhibitor, not a water softener. There are various =

types available: magnetic, electromagentic and phosphor-dosing. The=20
latter are cheapest but require replacement of the phosphor cartridge=20
approximately every year, at a cost of about =A315. They do however have =

the advantage over the other types that there is evidence that they do=20
actually work :-)