Which is better: 1/2 or 3/4 Return?

[Canadian Man]

Originally Posted by UnderWorldAquatics

If you are building a reef tank I would reccommend a larger overflow size of 1 1/4 or 1 1/2, and a return of 3/4, then you can reduce the return and add more outputs while still maintaining some decent pressure to your flow, you dont want alot of pressure but you do want to create some turbulence`

No offence but a 1 1/4 or 1 1/2 pipe on a pentagon 50 is a bit much!