Use the CuLator Metal Eliminator and Stain Preventer Ultra PowerPack 4.0 to eliminate up to 4.0ppm of total dissolved metals in a 20,000 gallon swimming pool.

Monthly Maintenance Kit
Eliminates metals and prevents stains within your pool water
Eliminates 4.0 ppm total dissolved metals (staining begins at .3) from 20,000 gallons
Works in fresh or salt water
No phosphates
Non-toxic
Free reusable protective "GatorEgg" included
Use in skimmer or pump basket
Works for up to 30 days or much longer depending on your metal level
Made in USA
Contents change color depending on metal removed

CuLator - Metal Eliminator and Stain Preventer Ultra PowerPack 4.0