Dyofix Lake Shadow Powder 4,000,000 Litres - 1Kg

Pond Shadow dye is used to control algae and aquatic weeds in lakes, improving conditions for fishing and boating.

• The description claims the dye is non-toxic and eco-friendly.
• The description claims the dye controls filamentous algae and submerged weeds.
• The description claims the dye prevents night-time oxygen depletion.
• The description claims the dye is more economical than manual prevention methods.
• The description claims the dye avoids the use of chemicals and algaecides.
• The description claims the dye is used by commercial fisheries.