The Tetra Rotor EX 700 is a high-quality internal filter specifically designed for use in freshwater aquariums. This product is compatible with the external filters Tetra EX700 and EX800, providing an efficient solution for maintaining water quality in your aquarium. The rotor is an essential component of the filtration system, ensuring optimal water circulation and effective filtration. By using high-quality materials, the rotor guarantees a long lifespan and reliable performance. The installation and maintenance of the rotor are straightforward, making it a practical choice for aquarium enthusiasts. With this product, you can ensure that your aquarium remains in a healthy and stable condition, which is crucial for the well-being of the fish and plants living within it. The Tetra Rotor EX 700 is therefore a valuable addition to any freshwater aquarium.