8 outlets allow you to adjust the airflow for 8 aquariums Inlet connector diameter: 10mm and outlet diameter 8 is 6mm. Manually control the flow of vital oxygen or turn an air pump on or off. Made of chrome-plated copper, the air never escapes. Not suitable for CO2 system. kgmeasures 155 x 60  mm.Chrome 8-way manifold The 8-way airflow control levers can both control and split the airflow into multiple branches, allowing you to power more air-driven equipment such as air stones and sponge filters. The metal distributor is an essential accessory to use in the aquarium, culture and pond, especially in fresh water. AIR INTAKE FOR HOSE OF 10 mm, AIR OUTLET FOR 6mm HOSE Strong metal Made of durable chrome copper material. Air will not escape ever and will provide good, even airflow. Shut-off levers turn easily and stay in place. Separate control valves Each outlet has individually controlled valves. Levers adjust the volume of airflow from each port. Barbed ends for use with tubing for a tight fit. Compact size AIR INLET FOR 10mm HOSE, AIR OUTLET FOR 6mm HOSE Product color: silver Product quantity: 1