You may want to consider an ebb and gro type system. After floundering around from system to system we found it the easiest to use and have large results. You can start as small as you want and expand up to 48 pots. The water lines going in are the return lines. Very easy for beginners that want to expand.
I'm not saying it's better just worth checking out..
LOC NAR on probation Reviewed by LOC NAR on probation on . rdwc question im considering setting up a small rdwc grow to see if it makes things easier for me since soil is being problematic. I understand the idea behind it, but i need to be able to see it in my mind to be able to build it. I have quik and crappy drawing i made that should explain what i want it to do and that is maybe just how it works in the first place but im not sure. on rdwc systems do they just constantly drip or spray the roots drawing from a pool at the bottom of their bucket or do you use Rating: 5