Use wall screws to mount. 3d printed using pla+ for better strength but limited to temperature below 50 celsius. Not for very hot greenhouses. 8 layers of planter (4 single, 4 double). Base (for diverting out flow to bucket or reservoir, not in picture).
Recommended pump: 700l/h and above. Knowledge of proper hydroponics nutrients and sunlight is required. Parts from top to bottom. Top water reservoir, hose connector. 8 pieces of planter (alternating single and double).
Base to redirect water flow to bucket. This item is made of pla and pla plus.