Still mostly in a holding pattern.
I hard mounted the electronics on the back wall. Then mounted shelves...that I was going to put the 4 part on until I remembered the siphon.
Moved the dosing containers under the stand.
Fighting bubbles in the dosing lines. I could not get the 3mm lines on the barbs for anything. Still got to sort it.
Next time you can try a hair dryer to warm up the hoses, then they go right on.