Perform an accurate cleaning to remove dirt, any parts that are peeling off, grease and other contaminants. Prime with our primer for Resinguaina (base pliolite) or our primer with water « H595 IMPRIMITURA ».
The surface must be dry; the presence of excessive humidity inside the substrate, in the process of solar radiation, can generate vapour that causes the formation of bubbles and the next detachment of the coating.