Duromar® HPL-4320 XC is an advanced, glass flake reinforced epoxy lining system engineered for extreme corrosion and highly aggressive chemical environments. Designed as an enhanced version for severe service conditions, this 100% solids, high-build system provides an ultra-low permeability b rrier that p otects steel and concrete structures from continuous chemical exposure, moisture ingress, and corrosive gases. Its superior adhesion, mechanical strength, and durability make it ideal for critical assets operating in the most demanding industrial environments.