Specially formulated for use where iron content in water is high
Pure salt, typical 99.6% sodium chloride
Highly effective, FDA approved rust-removing additive, considered non-toxic to bacteria in septic tanks
Helps prevent rust stains on laundry, fixtures, sinks, tubs and bathroom bowls
Virtually 100% water soluble, formulated to prevent bridging and mushing
Can be used in most water softening units