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Unread 08/14/2017, 11:49 AM   #85
rvitko
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Join Date: Apr 2000
Location: Austin Texas USA
Posts: 35,785
3/8" should be fine. Be careful with sand in the pump, the bearing at the bottom can be damaged and will result in an error shut down, it is a cheap piece to replace but if bad the pump won't run.


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Roger Vitko
Tunze USA

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Current Tank Info: 210 gallon planted tank with Altum Angelfish
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