According to Gaylord Hardwood Flooring, its domestic flooring features the longest lengths and toughest finish in the industry, backed by a lifetime structural warranty and 40-year finish warranty. Domestic species include ash, cherry, hickory, maple, oak and walnut. This flooring features 40- to 48-inch lengths (versus competitors’ claimed average lengths of 20 to 27 inches), boards reaching up to 96 inches (versus competitors’ boxes of less than 84 inches), and is available in widths up to five inches (versus 3.25 inches for most competitors).