how long should i wait to add monster?

DanProwse

Feeder Fish
MFK Member
Oct 4, 2007
217
0
0
UK
when i upgraded to my 240 i ran the filter on my established tank for a couple of weeks, moved the filter to the 240 when it was setup, filled and up to temperature. Was running on the 240 for about 24 hrs before moving fish and all seemed fine, no problems whatsoever.
 
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