20pcs Yforme Transparent 3 Way Aquarium Connector for Aeration Valve and Air Pump Aquarium Accessories Practical and Essential Solution

Outlet diameter: approx. 4 mm/0.16 inches, suitable for pipes with a diameter of 4 mm/0.16 inches. Acrylic Material Our aquarium T connector is made of acrylic material, sturdy service life. Application Pneumatic pump T-shaped coupling, used for distributor and outlet. Convenient to use Easy to connect hose, simple operation, easy to use. This aquarium breathing circuit connector is an ideal tool for the aquarium. Create a healthy environment for your fish.