Multi Pot Mega Pot System (4 x 16 Litre)Please note: This item is purchase to order. A Low Maintenance System that Offers incredibly Easy Setup with Fantastic Growth Rates! A 4 pot 16 litre gravity fed system made for growers who like shorter plant cycle lengths. The Multi Pot is an easy to use gravity fed system that uses just 1 valve to feed 4 plants. How the Multi Pot Mega Pot System Works Why go to the trouble of hand watering when you can let the MegaPot System take care of it for you?