Aquarium Air Stone Bubble Bar Oxygen Aerator Pump Stone

This aquarium air stone is designed to increase oxygen levels by creating bubbles in your fish tank when connected to an air pump.

• Made of hard gold steel sand with high-temperature sintering
• Diameter options: 6.3 cm, 10 cm, or 12.5 cm
• Good gas diffusion and filterability, ozone resistant and corrosion resistant
• Improves oxygen concentration, reduces CO2, and influences pH balance
• Durable and reusable; can be washed to remove blockages
• Compatible with 4 mm inner diameter soft tubing and 8 mm air tubing
• Comes with one air bubble stone only; air pump and tubing not included
• Soak in water for 15 minutes before first use