ResCare RK02B All-Purpose Water Softener Cleaner Liquid Refill, 4 Gallons

Restores water softener efficiency and flow rates Removes buildup that causes system degradation Extends the life of resin beads and control valves Res Care is NSF Certified to meet NSF/ANSI/CAN Standard 60 for drinking water additives Pour 4 oz. of Res Care resin cleaner per cubic foot down the brine well of the water softener, and manually regenerate softener to clean resin