Description of 1 Quart Concentrated Algaestroy 50.

Algaestroy 50 is a powerful and concentrated formula that combats all types of algae that grow in swimming pools and spas. While it's extremely effective, this swimming pool algaecide is safe enough to swim 15 minutes after treatment. Algaestroy 50 contains no metals, so it will not stain surfaces and leaves no residue. Whether you want to kill existing algae blooms or simply prevent future algae growth, this algaecide is an excellent value.

50% Dimethyl Benzyl Ammonium Chloride.

2150