High-Quality Construction - Made from premium plastic for durability and long-lasting performance in your aquarium setup. Flexible Directional Control - Each joint rotates freely, allowing you to adjust the water direction to fit your tank layout and needs. Versatile Compatibility - Suitable for use in most aquariums and fish tanks and with a wide range of pumps, making it a flexible addition to your system. Efficient Pump Integration - Designed to work seamlessly with circulating pumps or return pipes, enhancing water movement for healthier aquatic life. Use scenarios - Freshwater community tank: Attach to the return line and direct flow around rocks, plants, and fish to prevent stagnant areas and improve circulation. - Reef or marine tank: Adjust the nozzle to create gentle, distributed currents around corals and sand beds, aiding gas exchange and nutrient distribution. - Sump or external filter setup: Connect to the pump return to distribute water evenly across the tank, reducing dead zones and improving overall flow.