Nate Griswold is one of the O.G's in the field of green roofs. Starting with American Hydrotech in the early days and now running Inhabitect in Traverse City, MI, Nate has seen it all. In Part One of a two-part episode, Nate and Andy chat about the green roof industry. Nate runs down some vital info on green roofs and shares the benefits and some of the technology involved in the movement.

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