The Aquascape 2-Way Aeration Compressor Manifold is made of durable stainless steel and provides the opportunity to install two separate airlines with adjustable airflow valves for incredible versatility, accuracy and freedom of use. The unit offers the ability to utilize one or both of the airlines for various purposes. Designed to thread directly into the compressor outlet and is the ideal manifold for the Aquascape Pro Air 60 Aeration Compressor.