Installing VarioS-6 Controllable DC Pump in RedSea 250.

Kika

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Hi,

I am trying to install a VarioS-6 Controllable DC Pump in my RedSea 250. The issue I am running into is that the current tank return barb is 5/8 and the RTN pump is 3/4.

I’ve read some online discussions and seems like the way to so is to replace the entire hose to 3/4, which is not a problem for me.

What I need help with is on how to connect this new 3/4 hose to the RedSea return line. I have attached a photo for reference. Seems like there is a female adapter currently for the 5/8 hose.

Has anyone done this before? If so, I would appreciate some links for the parts needed.

Thanks in advance!

20250714_132041.png
 

Rocks reef

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Are you able to get a reducer? You can buy a 'slip x slip' reducer
 

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