Building a nutrient film technique (NFT) system from PVC pipe, two ways: a simple pipe run on a slope, and a big A-frame with 120 plant sites. Pipe size, hole spacing, the slope, pumps, reservoirs, and the mistakes that cause pooling, algae and uneven feeding.
0:00 Why PVC
0:30 Method 1: what you need
1:07 Method 1: building it
1:58 Method 2: the A-frame
2:47 Tips that save a crop
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https://www.everythinghydroponics.com/pvc-nft-system-build.html
How NFT works (video): https://youtu.be/17vRInVPLVo
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