CSI Heavy Duty (HD) Color Hardener is a specialty high performance version of CSI Color Hardener.
CSI Heavy-Duty Color Hardener is an excellent hardener for surfaces which require increased impact resistance, such as parking structures, streets, warehouses, loading docks,
shipping/receiving areas, distribution centers, shopping centers, amusement parks, convention centers and sports centers.
CSI Heavy-Duty Color Hardener is an excellent hardener for concrete that has been properly air-entrained, surfaces in cold, harsh climates exposed to freeze-thaw cycles.