On 9/27/05, Zeke Yewdall <[EMAIL PROTECTED]> wrote: > If you are willing to use a pump instead of a circulator (much higher > power draw is the problem, if you are off grid), and take some care > in sloping pipes and collectors properly, it is a bit simpler. In > addition, you avoid the issue of acidification of glycol, common in > large closed loop systems that chronically stagnate in the summertime.
Is there a way to balance the PH of the glycol to extend the life of it? I knew that there is maintenance. I assumed I would have to periodically flush and replace. _______________________________________________ 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/
