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from La voz del muro

Calienta tu casa este invierno con una maceta, una vela y menos de 20 céntimos al día

Parts: One terracotta (not glazed) pot One terracotta (not glazed) pot One 1 terracotta (not glazed) pot Two 1 x washers Three 1 x washers Three x washers Eight x washers Seven nuts One x bolt

Compost Heat Your Home (see source) Also - http://www.instructables.com/id/Compost-Heating-System/ And - http://www.amazon.co.uk/dp/B00X2OCUJ0

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Geothermal heat pumps, or ground source heat pumps (GSHP) have been around for more than half a century. The technology exploits the constant temperatures we find right below the Earth’s surface, either for heating or cooling purposes, and has significantly higher efficiency than electrical heating, furnaces or even air source he

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from Bloglovin’

Solar Heating Just Got Stylish: Innovative Glass Roof Tiles for Energy-Efficient Homes (Fres Home)

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from Telegraph.co.uk

The best eco-friendly homes

You name it, this house has it: an air-source heat pump, a rainwater harvester, central-vacuuming system, triple-glazing and motion-sensitive lighting system. It also features underfloor heating and self-closing loos. The five bedrooms are arranged over three storeys.

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