It's called Radiant Floor Heating in some cirles. I've heard it is a very 
efficient system, and works especially well with cement, stone and tile floors. 
It's been featured on This Old House among other places. A search on radiant 
heating should turn up some good information.
-=Chris
Chris King   - cbking@alum.rpi.edu
               
---------- Original Message ----------------------------------
From RBHouston at aol.com
Date: Fri, 6 Apr 2001 19:13:45 EDT
>In a message dated 4/6/01 8:19:54 AM Mountain Daylight Time, 
>coconnor@ersnet.com writes:
>
>
>> Looking forward to hearing from you all.
>> 
>> Charlie O'Connors
>> 
>
>Charlie,
>
>This was discussed heavily on the TR list last year and the two most popular 
>were A. a grase pit...ask you contractor how much more to dig the hole and 
>additional forms. and B. floor heating ..as in pipes in the concrete hooked 
>up to a water heater...a fellow in Albuquerque swears this is the most 
>economical way to heat the garage, and obviously the most comfortable to work 
>on!
>
>RH
>
>PS...build it with a loft or attic too for storage!
///
///  (If they are dupes, this trailer may also catch them.)
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