Under Current ® Recirculating Deep Water Culture (RDWC) Hydroponic System XXL13 Expansion Kit RDWC System Name: Under Current 8XL13

System Name: Under Current 8XL13

The handcrank requires you to turn the barrel with the easy rotation barrel

Number Of Sites: 32

4 cutting levels + 1 top shelf for storage

Tank capacity: 11

Under Current ® Recirculating Deep Water Culture (RDWC) Hydroponic System XXL13 Expansion Kit RDWC System Name: Under Current 8XL13Description Shipping & Refunds Price Match Ask a Question DESCRIPTION The Under Current Recirculating Deep Water Culture (RDWC) System features the patented Sub Current Culture circulation method. This high performance water culture system is unmatched in efficiency, layout versatility and ease of use. The Under Current utilizes negative water pressure to recirculate oxygenated nutrient solution through the plants root zone ensuring pH and EC levels