In combination with the cobalt stain remover, I have erased all but a few small stains from my fiberglass pool. It is an old pool that has lost its gel coat and I anticipated I will need regular doses going forward.
Jack's Magic The Pink Stuff is a professional strength, general purpose sequestering agent. The Pink Stuff helps prevent metal and mineral stains and scale in new pools and aids in removing stains and scale in older pools.
- 2-5 times stronger than any competitive products in the market
- Designed to work in higher chlorine residuals
- One quart treats 10,000 gallons
- Should not be used in pools with chlorine/salt generators