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"Flow rate thrpugh bio chamber"
7:05pm Friday 8th Jun
joined: 2nd May 04
last here: 4:10pm Today
from: near whitby north yorkshi
What would be the recommended flow through a bio chamber
With oase hel x in it to give descent contact time chamber measures 80 cms height 60 cms width and 45 cms length thanc
4000 gallons queni koi drum to jbr plastics bio chamber with 75 litres oase hel x media on bottom drain skimmer line also into drum 55 watt submersible uv 240 litres air and 12 fish
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