I think this tubing mat would transfer some ground source heat. It is set up in a counterflow configuration. Every other tube goes out 250 ft to a manifold at the far end. It flows to another manifold and comes back in the remaining tubes. The poly tube is 1/2". The four manifolds are 2.5" PVC. I have 28 units. Enough to cover more than two hockey rinks. In fact, that is one of their uses. For details contact wardner at peoplepc dot com.
This post was edited by Wardner at 11:47:32 01/06/10.
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Today's Featured Article - Women and Tractors - Tractor Engine Repair - by Teri Burkholder. One of the great things about working on a tractor engine with your other half is that you know what he is thinking of at all times and can anticipate his every move and his next thought of what he will do. With Ben, anyway, I can tell! He'll be busy working and I�m handing him tools and he says, "give me that..." and I�ve already got it in his hand or "hand me that....."and I�ve got the portable light right where he needed it placed to see. "Run in the house and get me a...."as I open th
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