Active Aqua, 550 GPH, Submersible Water Pump, Built To Go Below The Waterline, Complete Any Grow Set Up, Built For Hydroponic Systems, Include Multiple Hose Fittings So You Get An Exact Fit Every Time, Each Pumps Powerful Mag Drive Construction Includes Removable Foam Filters, Impellers, Rubber Mounting Feet To Reduce Vibration, & A 10' Heavy Duty Power Cord, Adjust The Pump's Flow To Get Things Moving At Your Preferred Rate.