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rxr007

rxr007

      
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   copy  Rogers 30x60 -6  Keep your greenhouse above freezing with just the SUN for heat! Calculate the data you need for a Subterranean Heating and Cooling System for Solar heated greenhouses. Now with Payback Calculations! See http://www.sunnyjohn.com/indexpages/shcs_greenhouses.htm for more information on how this is being done now. A Forum for up to date info is at http://plaintosea.com/phpBB2/viewforum.php?f=7  
shcs greenhouse heating cooling phase change subterranean solar heat   
2012-03-01 19:44:58 776 days ago  Public
  
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