Thats what im planning on doing next time round. It'l only be tenner for the pipes and ill drill out 3" holes with a holesaw and pop the net pots in like that.

Get some pics up of your plants in trouble, from what ive read almost anything is fixable with these fantastic plants.

Youre system would just as easily be used for DWC or bubbleponics if u got an airstone. No need for a pump or resevoir. Iv seen a lot like it