Eclipse3 Algae Control System 8.8 lb. 8.8 lb container Eliminates algae growth, reduces the use of chlorine and clarifies the pool water Contains clarifying agents and natural pH balancers to control your water chemistry more easily. Start-Up Dosage: 20 oz. per 10,000 gallons Maintenance Dosage: 1.25 oz. per 10,000 gallons per week