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Constructing a backyard NFT Hydroponic System

In the May 6 column, we learnt about Nutrient Flow Technique (NFT) Hydroponic Systems. As promised, the below gives details for the design of a backyard system while sticking to a low budget. The following materials can be procured at your nearest hardware:

2” PVC 3 Growing space and attachments – 2 lengths will be cut into 2 equal pieces to create 4 NFT channels. 2” Ts 4 2” Elbows 3 2” End caps 5 3” PVC 2 3” End Caps 8 3” Ts 6 3” Elbows 6 Thread seal 2 1/2” PVC 3 1/2” Elbows 5 1/2” Ts 6 1/2’ End Caps 6

Additional materials will include: large tie straps to secure PVC onto frame, PVC glue, thread seal, a tube of silicon in case of emergency leaks, a reservoir tank (small tank or barrel will be ideal), hand saw to cut PVC, hand drill attached to a door hole Corer 2” and ½” template, measuring tape and electrical cords for electricity access.

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