View basket “18mm OSB3 Sheet” has been added to your basket. £17.00 11mm OSB3 Sheet quantity Add to basket Categories: Sheet Materials, Timber Additional information Additional information Dimensions 120 × 240 × 1.1 cm Related products 25mm X 50mm Treated Roof Batten £5.94 Select options 19mm X 125mm Tongue and Groove £9.38 Select options 6mm Hardwood Plywood £24.48 Add to basket 50mm X 100mm Sawn Treated Timber £6.84 – £13.68 Select options