D D.W.L. Advanced Reefer Rating - 0% 0 0 0 Jul 28, 2005 #22 Len, if you're going to run a Mag 18 on a single 1in. overflow, I would be making a valved "T" in the sump, so you can bleed some if required. I run two 1 1/4in. overflows for my Mag12. One running alone, runs at almost full capacity.
Len, if you're going to run a Mag 18 on a single 1in. overflow, I would be making a valved "T" in the sump, so you can bleed some if required. I run two 1 1/4in. overflows for my Mag12. One running alone, runs at almost full capacity.
