On 9/20/05, Zeke Yewdall <[EMAIL PROTECTED]> wrote:
The best collectors are actually vaccuum tubes, to reduce convective losses.
This leads me to believe that creating a lower profile box and reducing dead airspace would be very advantageous. Is that correct?
Thanks again,
Take care,
Ken
_______________________________________________ Biofuel mailing list Biofuel@sustainablelists.org http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org
Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): http://www.mail-archive.com/biofuel@sustainablelists.org/