Do you really need two drains? I have a 1.5" drain on my 180. It works fine. I do prefer a slower flow through the sump (800-900gph), I'm sure it can handle what you need for a 90
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.