Rio leaves were designed to be laid directly over an existing roof structure, such as wooden panels, shingles, metal sheeting, or any other finished paneling and wooden slats. Versatile and easy-to-lay, this product is the ideal aesthetically-pleasing solution for any roofing renovation projects. A built with fire-retardant material option is also available for this product. For roofing with a 30º minimum slope. High density polyethylene (HDPE) Thermo-formed UV-protection treated structure Highly resistant 100% recyclable Color: tobacco Dimensions: 39’’ x 24’’ one leaf Thickness: 0.029’’ Weight: 0.72 lb per leaf