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

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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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