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- Apr 6, 2020
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I was planning on purchasing the Tunze MAR 3181, though looking at the plumbing I was thinking about just adding an DIY sump with refugeium. Main goal is to help with phosphates and nitrates, increase copepods, and help PH.
I'd like to avoid adding a HOB overflow as the tank is an AIO already. Could I add a return pump in the 2nd chamber to pump down to the sump and have another pump in the sump to pump into the 3rd chamber? I would keep the pump already in the third chamber to keep water flowing and avoid detritus build up the the rear chambers.
See any issues with this design? Or do you think itll be best to just install a macro algae reactor?
I'd like to avoid adding a HOB overflow as the tank is an AIO already. Could I add a return pump in the 2nd chamber to pump down to the sump and have another pump in the sump to pump into the 3rd chamber? I would keep the pump already in the third chamber to keep water flowing and avoid detritus build up the the rear chambers.
See any issues with this design? Or do you think itll be best to just install a macro algae reactor?

