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Unread 02/08/2018, 10:56 AM   #2
nereefpat
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Join Date: Apr 2016
Location: Central Nebraska
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You don't want to tie drain lines together. It cuts your capacity to drain in half.

In your case, I would use each overflow box as a separate Herbie drain. Then run the return for the sump over the back of the tank.

So each overflow will contain one syphon and one emergency drain.


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Current Tank Info: 125 in-wall , 40b sump. 6 bulb T5. ASM G2 skimmer. LPS and leathers
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