Severe algae growth such as black algae is resistant to normal chlorine levels and most liquid algaecides. Black Algae Destroyer is an extremely powerful algaecide and bactericide formulated specially to kill problem algal growth.
TropiClear Black Algae Destroyer
TC-9010
Pail
10 lb
TropiClear Black Algae Destroyer
Directions: Before using Black Algae Destroyer, turn off the pool pump and remove any automatic pool cleaner. Brush algae growth with pool brush then sprinkle Black Algae Destroyer directly over growth using the dosage chart below.
| Pool Volume | Dosage |
| 5,000 gallons | 8oz. |
| 7,500 gallons | 12oz. |
| 15,000 gallons | 1.5lbs. |
| 20,000 gallons | 2lbs. |
| 30,000 gallons | 3lbs. |
| 40,000 gallons | 4lbs. |