wrote:

We're considering getting a "fixed on the wall" water heater for
instant hot water to use for making coffee and such.

A quick search turns up this:-


http://www.discount-electrical.co.uk...res-2-2kw-240v

That says the minimum amount of water you can boil is a litre, which means a
big waste of money if individual users just want a cupful at a time.

--
Jeremy C B Nicoll - my opinions are my own.

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