Efficient Deep Water Culture System for 3 plants – in line with the new legal situation
This RDWC system with three 20-liter plant pots is the ideal solution for anyone who wants to legally cultivate up to three plants professionally within the framework of the new legal situation in Germany. Continuous return circulation ensures that nutrients and oxygen are evenly distributed throughout the system – for strong roots, healthy plants, and maximum yields. The stable construction, modular design, and ease of use make the system attractive for both beginners and experienced growers.
✅ Benefits at a glance
✅ 3-pot RDWC system – perfect for legal 3-plant home cultivation in Germany
✅ Even return circulation – stable pH & EC values for all pots
✅ 20 L planting volume each – ideal for large, healthy plants
✅ Including central nutrient tank & net pot lids
✅ Compatible with hydroton, rock wool & air stones
🛠️ Technical features
System content:
– 3 × 20 L plant pots (black, light-tight)
– 1 × central tank (approx. 20 L)
– 4 × net pot lids (Ø approx. 140–150 mm)
– 32 mm return piping (modular)
– Return pump with quiet running
Dimensions per pot:
– Ø top approx. 34–36 cm
– Height approx. 33 cm
Material: Sturdy, food-safe plastic
Recommended aeration: Air stone + pump (not included)
🔧 Application & Instructions
Construction:
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Put the system together and fill it with water/nutrient solution
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Activate return pump – circulation begins
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Place plants in net pots with hydroton or rock wool
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Optionally add air stones for maximum root aeration
Tip: Ideal for LED setups in 120×120 or 150×150 cm grow tents
Care: Weekly water change recommended, measure pH/EC regularly
