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.

Pressure Filters provide excellent biological and mechanical filtration in a compact footprint, and they are typically the easiest type of filter to clean. Plus, they don’t need to be installed near the pond and can even be installed remotely in or behind a shed so it is out of sight.
Pressure Filters provide excellent biological and mechanical filtration in a compact footprint, and they are typically the easiest type of filter to clean. Plus, they don’t need to be installed near the pond and can even be installed remotely in or behind a shed so it is out of sight.
Tannins are what typically causes brown or tea-coloured water in ponds. The intensity of the color can range from light amber to dark brown, depending on the concentration of tannins. The most common source of tannins is decaying plant matter like tree leaves, twigs, aquatic plants and algae.