Qanat Windcatcher

A windcatcher and qanat used for natural cooling
A windcatcher and qanat used for natural cooling

“A windcatcher is a traditional Persian architectural element to create natural ventilation in buildings. Windcatchers come in various designs: uni-directional, bi-directional, and multi-directional. Windcatchers remain present in many countries and can be found in traditional Persian-influenced architecture throughout the Middle East, including in the small Arab states of the Persian Gulf, Pakistan and Afghanistan.

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Passive Cooling Strategies for Hot Climates

[youtube] Today I want to talk about passive cooling strategies for keeping your home cool in hot climates. This is a very hot climate and yet our earthbag roundhouse is about 15 degrees Fahrenheit cooler inside than out. So 15 degrees Fahrenheit, 8 degrees Celsius temperature difference with no mechanical cooling systems. No air … Read more

Do Earthbag Homes Overheat?

From time to time we answer reader’s questions. Josh: Do earthbag homes overheat in hot, humid climates such as Haiti? My friend toured some domes in California and they were like ovens. And how does earthbag compare to cinderblock (concrete block) homes? Owen: Domes are exposed and vulnerable to the elements, and often have insufficient … Read more