General description This 7 x 3 (2.1m x 0.9m) Pressure Treated Timber Base is made from C16 graded timber, ensuring durability and strength for various construction projects. It features dimensions of 45mm x 70mm, making it suitable for a wide range of applications. The timber is pressure treated to enhance its resistance to rot and decay, providing a long-lasting solution for outdoor use. It comes with a 10-year anti-rot warranty, giving you peace of mind regarding its longevity.