Primer paint with the addition of quartz sand for decorative plasters ELEMENT PRO SILOXANE K15/R20, for façade silicone decorative plasters ELEMENT PRO SILOXANE K15/R20, for relief paint ELEMENT PRO RELIEF. It is fit for both interior and exterior applications. It is used before the application of decorative plasters and relief coatings for improvement of adhesion, water repellency and strength of the coating. It regulates the absorbency of the surface. When used in open air, it significantly increases the water-repellent properties of the base. It can be applied with brush or roller.It is toned in light colours (no more than 25% of toning pigments).