General description Pressure treated timber base measuring 6 x 17 (1.8m x 5.2m), made from C16 graded timber with dimensions of 45mm x 70mm. This timber is designed for durability and longevity, featuring a 10-year anti-rot warranty. Technical specifications Dimensions: 6 x 17 (1.8m x 5.2m) Timber grade: C16 Timber dimensions: 45mm x 70mm Other information 10 Year Anti Rot Warranty