Pro Products Ban-T RU15N Resin Cleaner and PH Adjustment, Environmentally Friendly, 1.5 Pounds Ban T is an environmentally friendly water softener cleaning agent that removes hard water deposits and iron buildup Dissolve 2 cups of the powder in 1 quartz of warm water and dispense in water softener brine well Add 1/2 cup to every 40 Pounds of salt added to brine tank For softeners with no brine well, pour into the salt storage tank when salt level is low Works great on tannins