DIY Simple & Dirt Cheap Alternative & Sustainable Heating & Cooling System
Want to grow food year round without paying a big fuel bill to keep a greenhouse warm enough to grow plants? Want to keep your garage, shop or pole barn warm enough to work in in the dead of winter without messing with wood stoves or running an expensive propane heater? Want to cool your house, garage, greenhouse or other buildings for dirt cheap? This simplified geo-thermal heating/cooling system without all the expensive equipment will do just that.
Thanks to https://www.flickr.com/photos/23938547@N05/ for the greenhouse photo.
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