Twenty Below Zero is a solar salt calcium premium blend. It has 13% calcium chloride added and will melt down to -20ºF / -29ºC. It contains a blue, organic, non staining dye for controlled application.
Twenty Below Zero
Twenty Below Zero is a solar salt calcium premium blend. It has 13% calcium chloride added and will melt down to -20ºF / -29ºC. It contains a blue, organic, non staining dye for controlled application.
