International Primocon® Primer Grey 750mlInternational Primocon is a tar free conventional one part primer designed for underwater substrates including timber, steel, aluminium, cast iron keels and lead keels. The aluminium pigmented, vinyl anti corrosive primer can be used under all International antifouling or as a barrier sealer coat over incompatible or unknown antifouling. It can be applied by brush, roller or spray and is quick drying even in poor conditions. Primocon prevents leaching