Exterior, Metal Roof Material, and House Building Type The steel shading structure and massive concrete foundation help keep the home’s temperature a comfortable 70 degrees. In a climate where highs and lows can vary by 100 degrees, keeping temperatures stable would seem a huge energy drain. But the air-conditioning unit required by county codes still hasn’t been turned on.  Photo 3 of 3 in Operation Desert Shed

Operation Desert Shed

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The steel shading structure and massive concrete foundation help keep the home’s temperature a comfortable 70 degrees. In a climate where highs and lows can vary by 100 degrees, keeping temperatures stable would seem a huge energy drain. But the air-conditioning unit required by county codes still hasn’t been turned on. Photo by David Harrison.