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Old 03-09-18, 11:27 AM   #4
Apprentice EcoRenovator
Join Date: Nov 2008
Location: SW Montana
Posts: 139
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Here is a simple crawlspace solar heater I did:

It was more of a test than anything else to see how well it would work, and it worked fine.
I've since used that wall for a more permanent solar water heating system, but the air heater worked fine.

GaryGary is offline   Reply With Quote