Koi Forum (Nishikigoi - Japanese Koi Fish): KOI Talk: Pond Construction & Water Filtering System: Filter surface area is 30% but how deep ? and How much flowrate ?

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Home: KOI Talk: Pond Construction & Water Filtering System:
Filter surface area is 30% but how deep ? and How much flowrate ?

tong
New User

Feb 4, 2001, 3:26 AM

Post #1 of 3 (471 views)
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Filter surface area is 30% but how deep ? and How much flowrate ?	Can't Post

Please teach me how to calculate
flow rate is how deep of bioball system.

I know that surface is 30%

tong
New User

Feb 4, 2001, 3:31 AM

Post #2 of 3 (470 views)
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Filter surface area is 30% but how deep ? and How much flowrate ? [In reply to]	Can't Post

One more question.
Bioball need light ?
Can i place in non-transparent container ?

Khoobg
Webmaster

Feb 5, 2001, 1:04 PM

Post #3 of 3 (470 views)
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Filter surface area is 30% but how deep ? and How much flowrate ? [In reply to]	Can't Post

Hi Tong,

You may wish to build a pond with a minimum depth of 5 feet. As for the depth of your filter, 3 feet will be fine.

Bioball is used widely for the trickle filter. No light is required.

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