GreenClean Granular Algaecide – 8 lbs – String Algae Control for Koi Pond, Fountain, Waterfall, Water Features on Contact. EPA Registered. Safe for Fish, Plants, Pets and Wildlife.

Through the power of oxidation GreenClean Granular Algaecide breaks down algae cells on contact, you can see it working! Its unique organic chemistry immediately begins fighting algae blooms and releasing vital oxygen into the water as it...