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Cheap air heating system with solar

 
Posts: 278
Location: Southern Indiana zone 5b
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I don't know how powerful this can really be, but in a green house situation in the cold months perhaps on a timer the heated tile could provide adequate warmth.

I'm really digging this green power science channel today!

http://youtu.be/aetmswE70dM
 
out to pasture
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I've embedded the video below.

 
She laughed at how small it was, and now it is even smaller. Poor tiny ad:
Rocket mass heater combo COMBO
https://permies.com/wiki/391869/Rocket-mass-heater-combo-COMBO
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