ON 20100812@10:14:54 AM at page:
On a web page you were interested in at:
http://techref.massmind.org/Techref/other/solar/chimpower.htm#40177.7420601852
James Newton[JMN-EFP-786] published post 40177.7420601852
alahly_stars@yahoo.com asks: "
how can i make difference in temperature between the top and bottom of the chimney"
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