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You can also use the Colombo test strips for quick indications
including chlorines
it means that aren't enough bacteria present and thus it is wise to add a suitable Colombo bacteria culture
Use as a weekly additive to re-mineralise pond water to control the build up of organic waste
Virkon Aquatic Tablets 50 x 5g Size:5 x 50g Tablets You can also use theVirkon Aquatic Tablets, each pack contains 50 x Virkon Aquatic tablets for steralising, antibacterial, antiviral, and antifungal treatment of koi and garden ponds. Now widely recommended for disinfection against KHV. Easy dissolving pink effervescent tablets. Virkon S for Aquaculture (now called Virkon Aquatic) which has been specifically produced for the UK aquaculture industry. It builds on the heritage of Antec Virkon S as the most proven
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