I heartily recommend a subscription to Home Power Magazine

If you are interested in: making your own electricity from renewable energy,
alternative vehicles, or finding out the latest in related technologies and life-styles,
then this publication can keep you up to date.

"Solar Heat Upgrade"
by Guy Marsden
Home Power Magazine, June/July 2007
My article shares my learning experiences with my solar heating system
since 2001 when I first designed and built it.

See the original article I wrote for the June/July 2002 issue

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