Slow Release Pond Algae Control Tablets add oxygen to pond water while also safely treating, controlling and preventing algae. 
This algaecide also reduces organic build-up and noxious odors including hydrogen sulfide in water gardens.

Green Clean 3lbs treats up to 6,800 gallons.

Recommended Rates:
Gallons                    Tablets
200                           1
400                           2
600                           3
800                           4
1000                         5
1200                         6


This product is not harmful to fish or aquatic life!

Green clean Tablets are a slow-release, organic PREVENTATIVE treatment  for stringy/mossy algae growth on rocks. It is notintended to kill existing algae but rather prevent additional growth.

Best results when applied after a cleaning... or in the Spring before algae is established!