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Wow, okay. I missed a vital piece of the equation! I'll make that adjustment.

Jeff

Sounds good. I've got it on a 7 hours interval during the night. Should I keep this as is?

Jeff

Pics for this project are in the other thread for the Tetra EX20. I thought this was a more general question, so I'm posting it here. Hope that's ok..

I've got said scrubber on a 55 gal that's...

This took much longer than I thought, but I finished my EX 70 based scrubber. It has two 3W LED's on each side that I can light separately. At the moment, only one side is functional as the bioload...

That's too easy! Alright, the build is in the queue. I'll post results when everything is operational.

Jeff

Great, thanks. Looks like I'll be placing a parts order!

This may be so basic and easy it doesn't need mentioning, but I'm a little slow sometimes. How do you make the bubbles? Drill small holes...

This looks great. I think I'll give this a go. First though, is your 4 led array a total of one or three watts, or per each led?

I'm looking at setting up a 55 gal fw tank with a pretty good...