Create a strong, lasting bond for your Dulux primer with this water based product that helps to grip and bond to smooth and glossy surfaces. Specifically formulated to bond to a variety of 'tough to paint' surfaces which typically resist coatings. It provides a sound base for topcoats while reducing or potentially eliminating the need for sanding dense, glossy surfaces. With excellent adhesion properties, it is suitable as a primer, sealer and undercoat.