Cork expansion joint is the best solution for applications where a sealed joints are synonymous with job success, such as water treatment plants, bridges, floodwalls, filtration plants, and more. Made of super-clean, carefully selected granulated cork securely bonded with insoluble resin. Cork board is valued for is ability to resist deteriorating under continuous strain. For best results, refer to structure or plan’s detail drawing for installation. Typically, the sponge rubber is placed at interrupting objects, against the forms, or adjacent abutting structures before concrete installation. Shop more expansion-contraction joint filler at 95TSS.