- Sat May 23, 2020 9:42 pm #70428 To be honest John I’ve not used it for yonks now ( in the pond ) but think it’s a great tool to have in your cupboard and as all medications used for specific problems and not thrown in the pond nilly Willie . Virkon Aquatic is after all a disinfectant and has it’s uses I know quite a few koi keepers who use it as a maintenance routine
Also very good to sterilise nets and bowls etc often used at koi shows for this very reason in strong doses
Everything Koi, well almost! General Koi Chat.
- Sat May 23, 2020 10:01 pm #70431 Cheers guys reason I'm asking I've been told so many different ways to use it.including every filter clean ,once a week, once a month,.I used it at the beginning of the season but didn't know wether to carry on using it