yes, or you could ditch the feed lines and just do dwc. keep your res level about an inch below the pots until you have hanging roots; the bubbles will splash and water the medium 24 hours a day...
You can have the rockwool too wet, but as long as you make sure the water is coming out of the tubes at just a trickle you'll be fine.ok, thanks.... just making sure the it wasnt like soil and being to wet for the RW