[permaculture] water barrels as thermal mass

mIEKAL aND qazingulaza at gmail.com
Thu Apr 7 10:43:07 EDT 2011

I have a tiny 8' x 12' greenhouse that I was thinking of putting 3 55
gallon water barrels in for thermal mass.  This time of the year 2-3
degrees would make a big difference early in the morning but wondering
if anyone has experience with this & would know if  3 barrels would
make any difference?


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