An optimised acrylic based primer designed to provide the initial step to professional body shop type finishes. Specifically formulated to possess excellent compatibility with the latest generation of water-based refinishing paints as well as traditional solvent based coatings. These primers are also compatible with two-pack ambient cured finishes. Exceptional adhesion to metals and to aged paint finishes and designed to in-fill slight cracks and indentations. Provides a smooth matt finish with exceptional sanding tolerance.