GLB Algimycin 2000 Algaecide Kills All Types of Algae in Swimming Pools & Spas
To Treat Existing Yellow or Green Algae: Add 16-to-24-Ounce per 10,000-Gallon to a pail of water and distribute. Initial Dosage to Treat Black Algae: Add 16-Ounce per 10,000-Gallon to a pail of water and distribute.