Aqua Meds MedZyme DC Dry Concentrate - 24 lbs.

Aqua MedZyme Dry reduces the deadly bacteria in your pond by starving them to death. These deadly bacteria live in every koi fish pond, causing life threatening bacterial infections attacking koi when they are stressed, causing thousands of fish deaths each year. Aqua MedZyme Dry consumes the same food thatAeromonas, Pseudsomonas live on and starves them to numbers so low they become harmless to your koi & pond fish.