Morton 7877 Safe-T-Power Calcium Chloride Snow & Ice Melt, 9-Pound Jug
When Mother Nature is at her worst, Morton Safe-T-Power is your best bet.  Made with 100% calcium chloride Morton Safe-T-Power generates heat the moment it comes in contact with ice and snow, proven to melt ice in temperatures as low as -25 degrees F. Nothing else melts ice and snow in colder temperatures.