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Frugal and Energy Efficient Living

(946 posts)

5. Here's another article about them. This one is slightly different than the one I made

Fri Mar 14, 2014, 07:00 PM

Mar 2014

There's about twice as much volume as mine. Mine was only a little deeper than the cans, but with all of this extra space, there might be enough hot air to heat up a room.

http://solartoday.org/2011/03/harnessing-the-sun-lakota-style/

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14 replies

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"Fredericton man builds $300 solar furnace, decreases heating bill" [View all] applegrove Feb 2014 OP

I've built two of these. Neither one worked out quite right. bloomington-lib Feb 2014 #1

Interesting... sendero Feb 2014 #3

It was 4" with a fan inside designed to boost heat through heating ducts. bloomington-lib Feb 2014 #4

I use an integrated multi-source FLson Nov 2015 #14

One generally tries to move 100 cfm per 6" heat run Kaleva Apr 2014 #7

Seems like it would be easy to adapt this noamnety Feb 2014 #2

Interesting. I was driving in rural ontario and quebec and saw solar applegrove Mar 2014 #6

I remember seeing an article about a similar system in gejohnston May 2014 #8

Solar hot water Woodwizard Mar 2015 #9

Do you have any issues with Freezing in the winter? mackdaddy Mar 2015 #11

freezing Woodwizard Apr 2015 #12

Here are some excellent resources for do it yourself Solar air heating. mackdaddy Mar 2015 #10