Carbon placement using ozone

[vpustovoytov]

You know it's not a fin rot it's just looks like bites or splitting only tails no lesions present
Do u think my ozone output is too strong for using once a day at night for 1 hour

 

[aliborji]

Try turning it for half an hour daily

 

[vpustovoytov]

Ok got u
I think u right about bullies cuz that what it is about bitten fins
Thank u again for your inputs