Overflow box

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qhrisnd

Aquarium Advice Regular
Joined
Aug 25, 2005
Messages
55
Location
Ventura CA
Any suggestions for an overflow box? Manufacturer, size, place to buy, etc.

We've got a RIO 14HF pump (840 gph/10 ft. - flow/max head). What would suit that? We've got approx 5 ft head on it now.
 
Overflow Box

We purchased a CPR CS100 overflow, thinking this would allow us to use the full power of our pump.

If I'm understood, if the overflow box is too small, and you're using a larger pump, the tank will overflow, but if you're using a bit bigger overflow box, with a lesser output pump, you should be okay, correct?

Thanks!
 
Thanks for your answer greenmaji!

We're off to Lowes as soon as UPS gets here to get some PVC and get started on this project.
 
If your overflow can not keep up with your pump, you can simply plum a "T" fitting into the return side of the pump and then route a pipe with a valve in it back into your sump. You can then open or close the valve to achieve the flow back into your tank.
HTH
 
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