D Daddyrawg Member Aug 3, 2020 #1 from bulk reef supply - I have 2 holes 1 is 1 1/4" size -- i'm thinkning 1/2" BH and the other is the overflow size of 2.5" - im thinking 1 1/2" BH? Please help verify -- thank you
from bulk reef supply - I have 2 holes 1 is 1 1/4" size -- i'm thinkning 1/2" BH and the other is the overflow size of 2.5" - im thinking 1 1/2" BH? Please help verify -- thank you
