Jack's Magic Swimming Pool Stain Solution #1 - 2 lbs

The Iron . Cobalt and Spot Etching Stuff is a non-acidic stain solution for removing iron . cobalt and spot-etching stains from all types of pool surfaces without draining the pool. The Iron . Cobalt and Spot Etching Stuff will normally remove these stains easily and effectively within 48 hours . with minimal re-balancing of other pool chemical products.