cord wrangling

I recently began the electrical phase of my build, and I need some advice regarding wire management. I secured equipment on a couple of controller boards, which are mounted on the wall next to my aquarium. This is the only place that the aquarium can go in the room that it’s allowed to be in...

I need your best suggestions in 2 areas that are bugging me with my tank. First up is cord wrangling. My tank’s back is to a wall so I ran cords through different inobtrusive holes in the wall. On the other side of that wall my various controllers are mounted, including a Neptune Apex. I...