What is Belzona 5831 (ST-Barrier)?  Belzona 5831 (ST-Barrier) is a two-part surface tolerant epoxy coating specifically formulated for application on wet and oil-contaminated surfaces, as well as for underwater applications. When applied, the product displaces water and contaminants from the surface ensuring maximum adhesion to wet substrates.   Once cured, it forms a robust underwater coating … Continue reading How to Apply Underwater Epoxy: Belzona 5831 (ST-Barrier) for Surface Tolerant Repair and Protection