Double sleeve post base for square or rectangular columns of any width — sold as a pair of plates. Integrated riser element ensures good column durability. Column remains partially exposed to air on two sides for rapid drying. Five sizes from 121mm to 201mm column width. S235/HDG steel. Service Class 3. ETA-10/0422 certified. Suitable for square or rectangular columns of any width Sold as a pair of plates — 1 piece = 2 plates Column partially exposed on two sides for rapid drying Integrated riser element protects column base Sleeve height 200mm · Thickness 2.5mm · Material: S235/HDG · Service Class 3 · ETA-10/0422 Sold as a pair (1 unit = 2 plates). Select column width to see price.