DYMAX Algae BrusherDymax formulated Algae Brusher solution specifically to prevent the accumulation of adhesive algae and Phytoplankton by dissolving organic matters and promote a healthier environment for fish and aquatic plants. Besides being a preventive solution, could also effectively diminish algae like; brush algae, beard algae, thread algae, brown algae, red algae, slime and even sludge. It is harmless to use with the aquatic plant if used as directed. Note: