Journal of 2014/12/05

The solar air heater is near completion. Volume of the heater is about forty liters – 50cm x 800cm x 10cm.

I drilled fifteen to twenty holes on the cans at bottom row. And I drilled six holes per can to the rest, five at the bottom, one on top.

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Indoor temperature was at two to three degrees. The highest temperature of outside was two degrees during the day.
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About janpenguin

Email: janpenguin [at] riseup [dot] net Every content on the blog is made by Free and Open Source Software in GNU/Linux.
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