KnockOut Plus Ick & Fugus Treatment
All Natural Treatment and Preventative for Ick & Fungus.
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 fish treatments, there is no need to remove your filters before treatment. Furthermore, when used routinely, KnockOut PLUS works as a strong preventative treatment. Use anytime new fish are added, during pond clean-outs, during spring start-up or any time fish are stressed.
KnockOut PLUS is a broad spectrum treatment for a variety of parasites including ichthyophthirius (Ick), sporozoan parasite, dinoflagellate infections as well as fungi such as saprolegnia, achlya, leptomitus and pythium. May be used with most invertebrates including snails.

Ammonia is one of the most common killers of fish. It is the main waste product produced by fish and can become dangerously high from overfeeding, spawning, inadequate filtration or over crowding.