Is it OK to dose Vodka and run an UV ?

[Casey8]

Originally Posted by TimT

Not all the bacteria will be floating in the water column. Many are attached to a substrate... like a bio pellet or live rock or inside of pipes etc etc.

I dose sugar and vinegar and run a UV and it works fine.

Dosing sugar and vinegar ? Never heard of that, but I had a chance to look at the color of your corals picture before, they are amazing.