12x Epoxy Primer Grey 1K Troton Epoxy Corrosion Protection Primer Spray 400ml1K primer designer to preparing the surface for the top coating. Product Has excellent anticorrosion properties and guarantees very good insulation from moisture. Is perfect to the spot repairs, may be covered by water-based or solvent-based systems. Can be applied directly on steel, galvanized steel, stainless steel, aluminium and old paint coatings.