Green Clean Works Fast to Control Alage:
- Each pound treats 5000 gallons.
- You will see results in 24-48 hours
- Immediate filamentous or "string" algae control for fountains, ornamental ponds and water gardens
- Can be used in water containing live plants and fish
- Keeps water clean
- EPA Registered
- Note: This cannot ship to Canada and can only ship UPS Ground