not if you are just using gravity flowing out of theOriginally Posted by badflash
grow bed back into the fish tank.
just curious if you have hard oxygenation figures or experienceAirstones work far better and does just jetting the water into the tank.
with both airstones and flowforms for a comparison?
i ask because i don't have either.
i just searched aquaponicshq and came up with this:
http://www.aquaponicshq.com/forums/show ... =flowforms
looks like gary from microponics thinks they are a good idea.
that post is from 2007, i wonder how well he has made out with them.