The Self-Cleaning and Eel-Friendly Intake Screen. GoFlo travelling water screens are designed for Hydropower Operators, Water Utilities, Industrial Abstractors, Fisheries, Internal Drainage Boards and Water Regulators. GoFlo travelling water screens meet fisheries and eel regulations and automatically excludes debris down to 2 mm. Using a sophisticated control system with remote operation to remove screen blockages, GoFlo travelling water screens increase hydropower energy yield and eliminates screen debris maintenance. GoFlo has a robust, all stainless-steel construction with integrated quick install / removal system for easy maintenance. GoFlo – your automatic intake screen debris management system.