I don't know about them, but a buddy of mine has a copper coil that he puts in
a fire and has all the hot water (and pressure) you could ask for. Of course,
it requires a water hookup to a garden hose.

Cheers,
- Jeff G


Red Racer wrote:

> Has anyone in the group installed one of those hot water shower kits that
> use the small heat exchanger/12V water pump?
>
> Sounds like a neat system, but I can't see how a heat exchanger that small
> can provide constant hot water as advertised. Do they really work?
>
> RR