I have no experience with RR but I have grown in RW in hydroton as well as Oasis cubes in hydroton...
I agree with TIR don't care much for the RW but some people swear by it...to each, their own...
Ebb n Flow is so easy you can build a setup comparable in effectiveness to the store bought systems, but no where in comparison when it comes to the price...

I've built a few so if you need a nudge in the right direction give me a holler bro...

later D:jointsmile: