KnockOut Plus


CrystalClear KnockOut PLUS is an all-natural, fish treatment that eliminates PLUS prevents external single-celled parasites or fungal infections. KnockOut PLUS works extremely well with pond fish species such as koi and goldfish and unlike most ...
  • 7 Day Fish Treatment
  • Remedies Ick, Parasites, Bacterial Infections & Fungus
  • All Natural, Safe for Fish, Plants & Ecosystem
  • Prevents Future Infections