DIY NFT Hydroponic System: Thin Film, High Yield
The Nutrient Film Technique (NFT) is a recirculating hydroponic system where a thin stream of nutrient-rich water continuously flows past the roots of plants placed in a shallow channel. ⚙️ How It Works A pump pushes the nutrient solution into one end of a sloped channel. Gravity carries the water past the roots and back into the reservoir. 🛠️ 3D Printable Components Channel end caps and elbows Plant spacers or holes with net pot slots Mini pump housing or supports Drain funnels 🌿 Best for: Lettuce, pak choi, mustard greens. 🇦🇺 Aussie Tip Use this method in cooler months or shaded greenhouses — NFT systems are more sensitive to heat and algae. Print dark-colored parts to reduce light exposure to roots. ...