Jack's Magic The Blue Stuff- Metal Solution Too 32oz
-The Blue Stuff does everything "The Pink Stuff" does and more.
-Effective at removing copper, iron and manganese from pool water.
-Very stable in higher chlorine levels and can be use in may fountain and water feature applications.
-Dosage: Initially, add one quart (32oz) per 10,000 gallons of pool water then 6-8oz per 10,000 gallons of water per week for maintenance.
-Safe on all pool finishes.