a lot to get the head around at first with dwc i think mate a lot to go wrong on you if not on the ball
everything from ec ph flucuation air pumps heat of water disease
it’s not like people think fill on a timer and it does it self small systems plants using what they need fluctuation in just ec ph can need to be sorted regular
if you want something fill and see to once a week id just go easy feed in some coco easier and more forgiving i think ?