Grayout
Premium Member
I would go with the 50mg/hr unit to be safe. You don't want an overpowered unit that may put too much ozone into the tank. I think you will be just fine with the 50mg/hr unit for your system.
Now if you are planning to pump ozone into a 300+ tank then I would suggest more.
Now if you are planning to pump ozone into a 300+ tank then I would suggest more.