Freshly drawn tap water contains chlorine and chloramines, which is added to the water by the water authorities to disinfect and prevent contamination by bacteria and other pathogenic agents. Unfortunately both these compounds are extremely toxic to our koi, causing panic and intense gill irritation amongst other symptoms.
Thus when ever tap water is added to the pond, i.e during a water change the chlorine and chloramines must be removed. NT Labs Chlor Go contains compounds that not only remove the chlorine and chloramines, but also remove any heavy metals that are frequently present at low levels in tap water.
250 ml treats 9000 litres (2000 gallons)
If you are performing large and regular water changes you will find that a lot of NT Labs Chlor Go is being used.
Using NT Labs Chlor Go is the ideal water care solution and avoids putting fish in any unecessary danger from these potentially toxic substances. NT Labs Chlor Go is also a great copper remover has a calming effect on fish being transported, it should always be used in transportation bags and isolation tanks regardless of whether or not tap water has been used.
It may be better to consider filtering your tap water through one of our purifiers shown below which will absorb these toxic compounds and keep your fish safe.