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View Full Version : Clean black hang on back inlet and outlet for closed system?


FlyPenFly
09/19/2013, 11:56 AM
Thinking about running my UV externally on a closed loop similar to a canister filter directly on the tank. Anything great out there for doing this?

Right now it's inputting and outputting into the sump with an MJ1200. Unit is a TurboTwist 36 watt.