Splits the airflow into multiple streams. Hanger fits all standard aquariums. Will not leak up to 5 pounds per square inch. Leak proof and suitable for fresh or saltwater aquariums. Available in a variety of models. The Elite Air Control Valve lets you get air right where it's needed. It splits the airflow in two and is guaranteed not to leak. It hangs with ease on all standard aquariums and works great in either fresh or saltwater aquariums. About Elite Providing high-quality products at a great value is the philosophy of Elite. Their wide and diverse range of air pumps, air accessories, and aquarium heaters deliver unmatched performance and reliability to keep their customers coming back. Elite's technically advanced products are powerful yet quiet to keep the fish and customer happy all while not breaking the bank.