£24.00 18mm OSB3 Sheet quantity Add to basket Categories: Sheet Materials, Timber Additional information Additional information Dimensions 120 × 240 × 1.8 cm Related products 25mm X 50mm Treated Roof Batten £5.94 Select options 18mm Hardwood Plywood £49.50 Add to basket 12mm Hardwood Plywood £36.72 Add to basket 11mm OSB3 Sheet £17.00 Add to basket