Use once a week and enjoy clear water and a cleaner pool. 3-in-1 clarifier, enzyme cleaner, and phosphate remover. 1 pod prevents: phosphates, scum build-up, and cloudy water. Dissolves in minutes. Toss in deep end of pool and watch your pool problems disappear. Simple, single-use measured doses, no bottles - no measuring equals no fuss. Weekly repeat. Dosage 1 pod per 10,000 gallons.