Traditionally Inspired, American Made™—an 18th century technique for preserving wood with fire is updated to meet 21st century design and performance standards. Our FSC® Certified Vertical Grain Douglas Fir is a charred & durable wood well-suited for exterior applications. Boards include vertical contrasting grains and texture—designed to be a hardy siding option that can withstand weather. NOTE Shou Sugi Ban: This product is an exterior siding or interior paneling product. Sample includes 1 piece. If you're looking for something custom, simply give us a call.