Create important current flow in aquariums up to 250 gallons with the MaxFlow MCP-10 Circulation Pump! Not only does this pump make your aquarium more visually appealing, the MCP-10 improves the environment for your little creatures by providing constant water flow and stagnant-free water. Remarkably compact and energy efficient, the MaxFlow Circulation Pumps allow a wide, 360-degree range of motion. Now, you can easily adjust the angle of your pump to provide water flow where you never thought possible.