Polyspec/Thiokol is a market leader for primary and secondary containment coatings and sealants. Chemically resistant polymeric coatings, linings, concrete repair materials, and elastomeric polysulfide sealants will provide protection in the most aggressive applications. Acid, caustic, and solvent environments - not a problem.  Chemical or fuel underground-aboveground storage tanks, concrete sumps and dikes - we can handle. From splash and spillage, to complete immersion, these products have been formulated to perform and to last. Plain and simple: if your application is in a difficult chemical environment, we have a solution for you.