EcoHouse Film » heating http://ecohousefilm.com Tue, 21 Jun 2011 09:10:00 +0000 en hourly 1 Oven stove http://ecohousefilm.com/sustainable-living/oven-stove http://ecohousefilm.com/sustainable-living/oven-stove#comments Thu, 26 Feb 2009 14:01:53 +0000 Ecohouse Team http://ecohousefilm.com/?p=89 An oven stove,  one variant is known as a kakelugn in Sweden, is the most efficient house heater available to man.

article at lowtechmag

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