I'm looking for an auto top off system large enough for a 75 gallon tank. Anybody have one they're looking to get rid of?
https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.com%2Fulk%2Fitm%2F372840024246
I have two of those. Work awesome.
I'll check it out. I have the tunze nano ato on another tank and it works great, but the larger tunze setup is almost $200.