Current Culture® Under Current® Double Barrel XL | 25" Spacing SHIP_BULK When it is screwed to

When it is screwed to the left

and introduce gradually when adding HPK to an existing nutrient program

Due to a higher microporosity and surface area rating

or transplants

SunBlaster™

Current Culture® Under Current® Double Barrel XL | 25" Spacing SHIP_BULK When it is screwed toCurrent Culture Under Current Double Barrel XL The Under Current is the world's first recirculating Water Culture Hydroponic System featuring our Patented Sub Current Culture Method. This innovative application circulates literally hundreds of gallons of solution per hour beneath plant roots. The Under Current supercharges the solution with dissolved oxygen, creating a hyper aerobic condition. An inline Danner Mag Drive pump provides peripheral