- Joined
- Dec 3, 2017
- Messages
- 2,201
- Reaction score
- 3,192
- Location
- Florida
- What state or country do you live in
- Florida
How many days do you think ATO water stays fresh? I have a 7 gallon reservoir for my 40b which I need to refill maybe every 1.5 weeks (not sure exactly how long). I just want to make sure that the water is still fresh for that long. Thanks.