Tuotantoprosessista johtuvien epätasaisuuksien vuoksi OSB-levy on pinnoitettava erikseen, jotta pintabetonin edellyttämä tasainen pinta voidaan saada aikaan. ###>Owing to the unevenness caused by the manufacturing process, OSB has to be specially coated for fair-faced concrete in order to ensure that the fair-faced concrete has an even surface.