"Eliminates the algae nutrient, phosphate
• Prevents and treats algae problems by eliminationg nutrients (floating and thread algae) in garden ponds.
• Highly suitable for ponds without a filter.
• Gentle action from harmless iron compounds which absorb phosphate and then sink as a precipitate.
• Clairifies cloudy pond water.
• Effective within 24 hours.
• Liquid product: 50 ml / 1000 l pond water.