Stealth Hydroponics DWC Kit Deep Water Culture systems are an excellent way to grow hydroponically while cutting your costs. In a DWC system the roots lie in a constantly aerated nutrient solution. It is the perfect system for beginners to learn the art of hydroponics. DWC Base Reservoir System - Provides a 4 gallon reservoir of nutrient solution. The tight lid houses four 4in net pots. 6 Month High Feed Nutrient Kit - Six months supply of professional complete formula Grow and Bloom, ideal for DWC applications. Includes a Downloadable PDF with Instructions, valuable Grow Tips and lifetime customer support.