The Windfall Engineered Panel from Windfall Lumber is now available in a lighter, more flexible 1/4″ panel size, in addition to the original 3/4″. Windfall Engineered Panels are manufactured in the U.S. from reclaimed Douglas fir and hemlock from deconstructed industrial, agricultural and residential buildings in the Pacific Northwest. They come in a variety of stains and finish options, including unfinished, and are distributed by Kirei USA, with prices ranging from $10.50 to $13.50 per square foot.