2 gallon. It's my original build just with a smaller wick footer. I have inserts for the others that I retro fitted to the new size so I can revert to the first design if I want to test side-by-side, but honestly if this works well I'll probably just build new ones.
But, I want to see what I learn first. Not very many variables but one never knows...
But, I want to see what I learn first. Not very many variables but one never knows...