Thread: Bottom drain size ?
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Old 07-26-2008   #2 (permalink)
RookieKoiGuy
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Join Date: Apr 2006
Location: Southern, CA Member of Inland Koi Society & Koi Club of San Diego
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Quote:
Originally Posted by Tyson View Post
I am exspanding my current pond from 1500 US gallons to 4000 and insatlling a bottom Drain in the new section its 39 inches deep .

My Question is I plan on running a 2400 GPH pump in the 50gal filter I built and wondering what size PVC to run for the bottom drain 3" or 4" to get the best results from the drain.

also can anyone tell me a safe silicone to usein the filter to seal the seperate chambers.

Thanks
I would recommend 4" and make it closer to 4000+ gal....
Make it 39" in shallow end with straight down walls (little or no slope)
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