The Smart ATO is a unique Auto Top Off system with a patent pending contactless digital sensor that monitors and automates refilling evaporated water. Best of all it is very easy to install and contains no moving parts that can fail. Integrated with Auto Feedback Security (AFS) Technology which provides real-time fail safe protection against failure. That's one of the reasons why its called the "Smart" ATO.
The ATO automatic top off system monitors and automates refilling evaporated water.
The ATO can mount to clear glass aquariums or acrylic sumps.
There are no moving parts that can break or fail with the ATO.
Smart AFS(Auto Feedback Security) Technology
Two year warranty included.
Adapts to most aquarium/sumps with walls up to 1/2inch