TimberFlex Composite Lumber provides a durable, moisture-resistant solution for turf installations and landscape applications. Made from sturdy HDPE, TimberFlex is designed to withstand the elements without rotting or splintering—making it ideal for both above- and below-grade use. Part of our EdgePro product line, a trusted name in commercial-grade landscape and hardscape markets since 1996, TimberFlex Composite Lumber offers the reliability and quality professionals need.