‘Free’ Cooling and Heating

This looks like an under-appreciated Aussie invention – using solar power to heat and cool your house. Very clever stuff, simple – which is always best.

The Sun Lizard simply copies the solar hot water technique – heating the air and pumping it into the house (and sucking it out for cooling.)

http://alternativefuels.com.au/sunlizard.htm

Anyone interested in helping this bloke make a mass-market product out of his system?

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