Safe Step 7300 Calcium Chloride Ice Melt, 50 lb, Pallet Of 48

Quickly melts ice down to -25 degrees Fahrenheit/-32 degrees Celsius Features a powerful, heat-generating chemical reaction that melts in the harshest of winters. Safe when used as directed on air-entrained, cold-weather concrete that is at least 1 year old. Deeply penetrates ice without leaving a powdery residue.