cantilevered canopy

I think I posted this in the wrong forum so posting agin here: I have a 4x2” 80/20 arm mounted on the side of my tank to hold 4 AI Hydra 26 lights. I want to add a hybrid fixture to add T5s to the LEDs. I have 14’ ceilings and don’t want to hang the lights from the ceiling. Has anyone done...

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...