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TUNZE Osmolator Automatic Water Top-Off

AutoTopOff by TUNZE

8 ratings

Used in 411 aquariums

By asdtank on June 22, 2018
The only ATO you should ever buy. It's bulletproof.
By axthoxy on March 23, 2018
I like it, but the mounting magnet is huge
By echogi on March 9, 2018
perfect tool to make life easier
By pjvalencia on July 30, 2017
it wasn't the best, but it worked. it could be better
By adammahne on May 7, 2017
By dropped on January 14, 2017
Great, has never failed on me.
By carlonaz on January 10, 2017
Most trust worthy in my opinion
By dtum on January 7, 2017
Trusty Auto Top Off that is still working many years later.

325 Aquariums