Water repellent primer that binds loose wood fibers and provides good adhesion for further treatment. The product contains effective film conserving agents that counteract mould growth on the wooden surface. Features and benefits Reinforces the surface and makes it water repellant. Prolongs the durability of the paint system. Recommended use Only for outdoor application. To be used before applying stains - can be used on all new and weatherworn external woodwork. Also recommended under opaque stains and paints - during the cold season (under + 5°C).