Acroholic;548948 wrote: Doesn;t seem like agood deal to me. Buy an ATO that uses a flat valve to activate a pump. You really need a lager reservoir than that 4 gallon container. I evaporate more than that every day in my system. Look here:
http://www.autotopoff.com">www.autotopoff.com</a>.
I'll cast my usual vote for the Tunze Osmolator, but it is one of the pricier ATOs on the market.[/QUOTE]
I didn't read deep into that one... does it not use a float?
4g may be plenty depending on the OP's tank size/ambient temp/lighting.