The ST65-D1 features high-quality, thermally treated Western Red Cedar sauna wood. Hotass Saunas hand-selects custom-milled wood to maximize bather comfort and to ensure the most satisfying bathing experience. Includes Lumber for the Following: T&G Boards for Walls and Ceiling Walking Area Duckboard Flooring The weight or packaging of this product requires delivery by special appointment, and on a wooden pallet. The driver is responsible for curbside delivery "only" and will lower the items to ground level. Prior to shipping this product, we contact customers to share shipment details and discuss any extenuating delivery circumstances that may complicate or cause additional delivery expenses. Our goal is to ensure your project success.