N.C. company sells pre-vegetated roofing mats

08/21/2013 | Durham News (N.C.), The

The capacity of green roofs to improve water quality by slowing runoff is being promoted by Xero Flor America, a company in Durham, N.C., that sells pre-vegetated mats for roofs. There are other layers as well: a "growing medium, water retention fleece, a drain mat and a root barrier." The layers protect the roof structure from the elements and provide shade and insulation that promote building energy efficiency, according to this article.

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Durham News (N.C.), The

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