On Mon, 05 Jan 2004 02:30:37 GMT, "Marilyn and Bob" wrote:

«Wise old man once explained it to me: There is no difference betwen those
two water heaters, in a physical sense. ... The $100 is simply an extended
warranty»

Wise old man is not so wise. The difference is the warranty length AND the
size/quality of the sacrificial anode that retards the corrosion of the
tank. A longer warrantied gas water heater **will** last longer before it
fails.

Do gas water heaters have anodes?
--
Mike