On 06/05/2011 15:27, William Couture wrote:
> Hi all,
>
> My wife has decided that we should get a tankless hot water heater to sav=
e
> energy.
>
> They are fairly uncommon in the USA, but fairly common in the rest of the
> world.
>
> Does anyone on the list have any experiences they could share with me?
>
> We are looking at the Navien CR-180A (this one includes a small, 1 gallon
> holding tank as a buffer) and the Noritz NR83-DVC.  Any personal experien=
ce
> with either of these?  Also, the Noritz is a new model.  If you have expe=
rience
> with an older model that would also be helpful.
>
> Thanks!
>     Bill
>

Not tankless, but a Willis heater (which really isn't an immersion=20
heater) gives instant hotwater or a bath full.

http://www.willis-renewables.com/immersion-how-it-works.htm

We called "tankless" a Geyser. Gas ones common from pre-WWII to 1980s=20
(typically directly above a sink). Electric ones now available for sink=20
or shower.
--=20
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