11mm Structural OSB 3 Sterling Board 2440mm x 1220mm (8' x 4')
Board size: 2440mm x 1220mm (8ft x 4ft). 11mm OSB 3 is built to handle humid conditions better than OSB 2. Why Choose 11mm OSB 3?. Stronger than chipboard and non-structural plywood. Thickness: 11mm.