Blue containers are just screwed onto the wall. The wall is lined with OSB and covered in white PVC sheet, so you can screw into it anywhere that is needed. The conatainers are from an ebb-and-flow expansion kit and have a plumbing fitting at the bottom. This fitting is used to plumb the runoff to a drain line, which tees into each bucket below it, and eventually into a common line at the bottom that is attached to a pump that pushes the runoff into a remote drain.
The sites are irrigated with a simple drip system, with 1 360 degree shrubbler per plant (~8gpm), feed via the doser system pictured in the first post of this thread. The medium is coco/perlite blend about 70:30, in a 7gal grow bag, placed into each 4-gallon blue bucket, the bottom 1.5" of which is lined with course perlite to aid with drainage. The plants are watered with three cycles of 5 minutes each per day, which is about 2 gallons per day per site.
I have run this setup using rockwool and a reservoir before with good results. but it requires a lot of maintenance. The current system is automated to the degree that the only thing I need to worry about is canopy management and plant training. The climate, nutes, feeding, and lighting is completely automatic.
F Day 5:
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Yours has got to be one of the cleanest setups I have seen, props on that. Could you write up a quick paragraph or two outlining your watering system, specifically the drainage. Looks like there are drain lines coming from the bottom of all the pots, does this then go to a tank that you empty periodically?
RE: MH vs HPS: I like to mix them.
One question: How long did you veg for? I'm guessing around two weeks......
I don't get how ur feeding equally per site on different levels without using some emitter regulating the flow rate to each plant. Otherwise most of the water would go to the lowest plants.
So is that condensate pump just an inline sump pump that kicks on with just a bit of water? Reason I ask is I assumed that u would have to have a tub to hold the pump and drain water if u couldn't just use gravity plumbed to drain. After looking again at the condensate pump, it looks like it sits on a pan of sorts. Is that where the drain water accumulates to be pumped out?
What is the white screen? Looks like the nice white coated wire stuff for shelving...but with a nice big opening eh...4"..6"?