Quote:
Originally Posted by TShort
Pump pulls air from top of beads (through filter on end of tube in the container), into a hole drilled into the case of the pump. Filled the intake on the pump with caulk.
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I love your solution. I've seen other references to the aquarium pump inlet needing to be plugged, but don't understand the reason. Can you provide the explanation for this requirement? I want to make one of these.