Visual Arrest Aquarium Airstone Kit Includes - 3 Inch Nano Air Disc Sone, 1 Control Valve, 1 Check Valve, 2 Suction Cups, I Joint Connector, 2 Meter Air Silicone Tube Pipe.
This Upgraded Disc Air Stone Releases The Bubbles More Smaller, Denser, Uniform Which Makes Double Oxygen Dissolving Rate in Water.
Ultra-High Dissolved Oxygen: Produces Small And Dense Bubbles Quietly.
The Diameter Of Air Diffuser Area Is 3 Inch, Suitable For Freshwater And Saltwater