Hydroponic 5ft Tower System ZipGrow Tower (350 pieces)

The 350 is the number of towers ( each brand new cost US$34.79) which works out to be US$ 12,176.50. There is poly tubing rolls for water supply, and valves etc.

Plus a Hydroponic Dutch Bucket System

If you follow the link you will see the prices but it will also give you an idea how they are used. https://zipgrow.com/search/?jsf=jet-engine&_s=Towers