Birds resting on the arches over the water fountain in front of Toronto's city hall.

Instructables Solar Heater

07.30.07

Instructables Solar Heater

More and more do it yourself projects for saving energy keep popping up.  This is excellent and very inexpensive.  A bit more investment would allow it to look a bit better.  I think I would want something additional to allow me to turn the exchange on/off to limit the exchange.  That, however, would be very easy to create and you could even make it ornamental.

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