Gravon ceramic surface protection primer. which is applied to the surface immediately before covering the surface with a ceramic layer. Gives the surface a deep shine and ensures good adhesion to the surface with a ceramic coating. ensuring its persistence on the surface for a longer period of time. The product does not contain abrasive particles. Can also be used simply to restore the color of surfaces. without then covering the surfaces with a ceramic protective layer. The temperature of the treated surface must be between +5°C and +35°C. Do not apply on hot surfaces or under direct sunlight.