Dulux Trade Super Grip Primer is a water-based single pack primer formulated to provide good adhesion for subsequent coats of paint when applied to difficult substrates. Typical substrates include ceramic tiles, melamine, glass, anodised aluminium, aged gloss paint, stove enamel and powder-coated metal. When using Dulux Trade Super Grip Primer over melamine or powder-coated metal, light abrading of the surface is recommended before application of primer. This product is recommended for interior and exterior use.