On Jan 26, 12:05*pm, Art Todesco wrote:
I agree here. *It's hard to guess from the pics, but they look like they
could be Geothermal heating. *Although the small one going into the
bigger one is a question.

On 1/26/2012 9:40 AM, Stormin Mormon wrote:



I'd be curious what the pipes are, and what they contain. If you're in cold
climate, and if the pipes are exposed to cold, you *might want something
with thermal mass, like a huge flower box.


Three pipes. Underground fuel tank supply, return, and vent?