IWS Flood & Drain Trident System (25L)Overview The IWS Trident System is a revolutionary advancement in Flood & Drain hydroponic technology. It combines an easy setup, improved root zone management, and compatibility with a wide range of growing media. Designed for both novice and experienced growers, the Trident system eliminates traditional complexities while delivering exceptional plant health, growth, and yield potential. Each system uses 25L pots for optimal growing capacity.