The 4623-60 Vertical White Liner Panel is a precision-cut panel designed for seamless integration in cabinet and millwork applications. Measuring 11/16" thick with dimensions of 4 feet by 8 feet, this premium birch plywood (PB) liner panel features a white finish that enhances durability and aesthetic appeal. Ideal for concealing internal structures while maintaining a clean exterior appearance, it is commonly used in professional woodworking environments.