Veneer is a thin layer of wood that can be applied to an acoustic panel . A veneer layer is on average between 0.5 and 2 millimeters thick and is made from real tree trunks. It gives you the authentic, unique and warm wood look that natural solid wood also has. There are many different types of wood, so many different types of wood veneer are possible. You can opt for a perforated or grooved finish.