Jeox;2320343; said:ahh
sorry guys...my bad. i thought i posted it here.
rip...not sure what happened to it.
Not unless ur tank is 20,000 gallons and have 1 fish. When nitrates hit 30ppm water change time! Could be once a week, or 3 times a week.lordofthejewsjr;2328638; said:is it true that you have to change the rtc's water once a week?