$21.99 (as of 30/05/2018 11:21 PDT details )
Features:
- BioGuard Pool Magnet Plus , 1 Quart
- Prevents staining due to iron, copper and manganese
- 1 Quart per 10,000 gallons of swimming pool water
- Pool Magnet Plus stays effective in your swimming pool water for 3 4 weeks. Re application may be needed if fresh fill has iron or copper