HI100@xxxxxxx wrote:
>
> wincros@xxxxxxxxxxxxx writes:
>
> << After many roof repairs, she
> took out the solar heating. If you go ahead, be sure to get a really
> good contractor who is well experienced with this stuff. You may
> also want to look into point source, no tank hot water heaters. You
> may end saving as much or more with those over the long haul.
> >>
>
> Our friends here in N.CA have had good luck with solar water heating and have
> had the system operational for 20years or more with no roof problems. Before
> the energy crunch it roughly cut their energy costs in half. We have an in
> floor circulating water heating system, so I have often thought it would be
> easy to fit into our house for space heating. I think the PV stuff rquires
> a bigger outlay of capitol so the payback time is rather longer.
If you *really* want cheap hot water, at least in the summer, and you
have a decent amount of land available, get a geothermal heat pump with
a desuperheater. Installed cost is about 10 grand ($US), but the payback
is in about 5 years. I'm planning on getting one in my new house.
--
A happy makefile for you too.
Dirk Wright
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