overflow

Current setup is a Marineland 90 gallon with cornerflo, which is in my livingroom. I wanted to maximize flow from the return to get at least 9-10x turnover. The main drain is a 1" and the original return was also a 1" which went to a 3/4" Y locline. I know a 1" drain has limitations of a max of...

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Has anyone ever turned the return pipe in a corner overflow box in to a 2nd drain? Ran 2 drains at the same time and done the returns a diffevent way. Will this work to get more flow? Will it be too much flow to one sump section at any given time? Will it be extremely loud?

Since my reef tank is in my living room, the overflow is a bit loud. 90 gallon with a corner overflow. After I upgraded the return pump, now running a DC pump with about 975gph return. My siphon break has a smaller piece of airline tubing to act as a reducer so water is not gushing out and...

Can anyone shoot some links with some advice/how to on herbie style drains. I have previously only used durso and will be setting up a new dual overflow tank in the near future but unsure as to exactly how they are. I know there is a straight standing pipe and a drain ( usually emergency drain...