| Re: sump design...check it out!
Quote:
Originally Posted by xelnaga15  Im no sump pro but why would you put a ball valve on the right overflow? isnt a ball valve to prevent back flow? why would anything backflow on a overflow? |
To adjust the amount of flow going into the refugium. With the ball valve you can direct the flow back into the main sump instead of it blowing throw your fuge.
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