A two-pack epoxy primer that contains a high percentage of zinc that is designed for application to blast cleaned steel. Barrier 77 should be used in combination with other advanced coatings to further increase corrosion protection.
External
This tool should be used as a guide only. Barrier 77 9 Litres may not be an exact match for Sigmazinc 102 by PPG Protective & Marine Coatings but we have given the closest match we can. Barrier 77 9 Litres should do the same job and have similar properties but you should always read the technical data sheets for both Barrier 77 9 Litres and PPG Protective & Marine Coatings Sigmazinc 102 to be sure. Please see any notes to see any major differences and call us on 01285 862 132 if you have any specific questions.