On Thu, 17 Dec 2009 17:51:01 -0600, Leon wrote:
"hot" water heater? I only need a "water heater". ;!) Iknow, I know, it
reheats relatively hot water, but would a hot water heater work if it were
full of cold water?

Define "cold". My water comes out of the ground at a pretty much constant
55 degrees year-round, and that's considerably hotter than freezing ;-)