Cost of shipping a dimensional object ~5m wide makes this something to make 'on site'. A roll bender, 2" steel pipe and 6" pvc pipe are the main materials. The larger the diameter the higher the yield in the area. #verticalfarming
Vertical NFT suitable for aquaponic & hydroponic growing . “Break-Through Organic Gardening Secret Grows You Up To 10 Times The Plants, In Half The Time, With Healthier Plants, While the "Fish" Do All the Work.