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View Full Version : Supplying return water to a sump...


jimbirm
07/18/2006, 01:56 PM
First off, I would like to say how much I appreciate this site and everyone that populates it. The knowlege listed within these pages is unbelievable.

I recently started a 45gal reef tank and am currently in the planning stages for my sump, skimmer, etc.

Now for my question...

I want to keep my sump in a different room from the display tank. Obviously that entails drilling holes through the wall, which is not a problem. The problem lies with the height of the holes. It is my understanding that an overflow box works relying on gravity to return the water to the sump. In order for that to work in my case, I would need to drill holes halfway up the wall, which would make the wife unhappy.

I have 2 options I am considering.

1. I have a Fluval 304 canister (i know they are a nitrate factory) that I could use as a pump to get the return water up to the sump at the level I need. The problem there is that the gph is only 260 which would mean roughly a 6X turnover. This would allow the holes to be located at the base of the wall.

2. This is where I am looking for input, is there a "jockey" pump I could use in lieu of the canister filter? I am guessing one on each end of the system would keep the flow balanced. I would just need an overflow box (DIY/suggestions appreciated) that would sustain the rate. I welcome any and all comments/suggestions.

Thanks in advance.

WaterKeeper
07/18/2006, 02:05 PM
Hi Jim
<img src="/images/welcome.gif" width="500" height="62"><br><b><i><big><big>To Reef Central</b></i></big></big>

I hate to say this but a pumped overflow will make your wife, and probably you, less happy when everything ends up on the floor. An alternative is have a gravity flow to a small sump which then pumps via a "jockey pump" the flow to the main, remote sump. I'd pop this question over on the DIY forum where people with better plumbing skills will undoubtedly help.

Bebo77
07/18/2006, 02:07 PM
you could use an overflow box. pvc and a 90 degree elbow to move the water...

jimbirm
07/18/2006, 02:22 PM
Thanks WaterKeeper, that's a great idea! I have room under my tank for a 10 gallon "middle" sump. I think that would work really well.

Thanks again!

WaterKeeper
07/18/2006, 02:26 PM
Boy, I can't believe anyone that would trust someone who ended up filling his SW tank with FW just 8 months ago. :D

Long story and a bad weekend Jim but I do think that is the solution.