On Mon, 24 Mar 2008, Donna Ohl wrote:

On Sun, 16 Mar 2008 20:27:22 -0400, Don Wiss wrote:
I get confused with all the models. Efficiency information is hidden.

A GUI is available to look up the efficiency of any water heater,
residential or commercial at http://www.gamapower.org

For example, residential hot water heater efficiency can be obtained at
http://www.gamapower.org/water.php

What a poorly designed page! I gave up. Most annoying is each time you
return to the page to make a change it clears all your input away and you
have to reinput everything.

And it does not seem to include the model GPHE-50 (AO Smith Vertex) that I
just had installed.

Don www.donwiss.com (e-mail link at home page bottom).