A. O. Smith commercial water heater computer sizing program. 

 - version 2.1. 
 - A.O. Smith  1996 
 - 1 computer optical disc  sd. ,col.  4 3/4 in. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water heaters
<br/><br/><label>Dewey Class. No.: </label>696.6 AOS 1996