Crystal Clear D-Solve 2lb.

CrystalClear D-Solv will help remove attached organic debris from waterfalls, streams and rocks in seconds. Safe for use with all aquatic life. Use the maintenance dosage of D-Solv once a week and eliminate complete pond shut down for yearly clean-outs forever. D-Solv will also keep fountain intakes clean and remove unsightly scum from the perimeter of any size pond.