Hydroponic PVC Rails: Round vs Square?

A video highlighting the differences between round PVC and square fence post rails for hydroponic growing. We currently use both in our in-home DIY hydroponic farm for growing lettuce, herbs, strawberries and other greens. Whichever you choose, we recommend investing in a home hydroponic system! Full step-by-step tutorial and plans for building the square fence post rail system at our website: simplegreenshydroponics.com/ Water Pump: amzn.to/3dZKjUB Air Pump: amzn.to/39NW6SH 1.5" Net Cups: amzn.to/2UOnifW 2" Net Cups: amzn.to/2VeqMrR Grow Plugs: amzn.to/2UOBUMv Nutrients: amzn.to/3bV5HbW Pump Tubing (1/2"): amzn.to/3bYod3e Return Tubing (1"): amzn.to/3aUMbfK Grow Light: amzn.to/2xUdBDE 1" Double Threaded Bulkhead Fitting: amzn.to/3esCNB6 1/2" Double Threaded Bulkhead Fitting: amzn.to/2ZJOwr1