PlusEnergy

MoreEnergy is a term used in building design to describe a structure that produces more energy than it uses. The term was coined in 1994 by Rolf Disch when building his private residence, the Heliotrope as the first...

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Active solar

Solar hot water systems use pumps or fans to circulate fluid (Often a mixture of water and glycol to prevent prevention freezing during winter periods) air gold through solar collectors , and are therefore classified under...

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