thread: ATO question
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Old 12/06/2017, 04:08 PM   #8
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Join Date: Apr 2002
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Originally Posted by Ab129 View Post
The tube output is definitely a few inches above the water level in the sump and definitely higher than the pump which is on the floor of the reservoir.
Niether of these are what you want to worry about. The output of the tube or syphon break needs to be higher than the level of water in your top off container. Or it will syphon until it is.

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