On Sat, 18 Aug 2007 14:53:31 -0700, "RJ"
wrote Re SOLAR ( sort of ):

Loop about 100' of plastic pipe in the rooftop.
Connect FROM cold inlet TO my water heater.

That will work.

Use black poly pipe. Install bypass valves for when you don't want to
use it or need to work on it.
--
To email me directly, remove CLUTTER.