December 17, 2012
by Reduce
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Stratum ventilation systems have been touted as a much more energy efficient system for cooling buildings such as school rooms and offices in hotter climes based on the provisions of the recent ANSI/ASHRAE 55-2010. They may also reduce the risk of the … Continue reading
Share on FacebookAugust 9, 2010
by MoreRecycling
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Image via Instructables The idea of showing air quality by emitting glowing colors is fairly old. In fact, in 2007, Pairs launched hot air balloons above the city that would show citizens the level of cleanliness of the air they were breathing in. Eve… Continue reading
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