Superfish High-Oxy Airstone
Superfish High-Oxy Airstone is a high-quality long-lasting diffuser. It produces very fine air bubbles for maximum airflow.
The 15 x 7 cm airstone is small and comes in a pack of 2.
The 22 x 4cm and the 30 x 5cm air diffusers are ideal for placing into bio units to keep the moving bed media rolling. It is also ideal for koi ponds or quarantine systems. They can be placed inside the pond or the filter system to deliver large amounts of oxygen. For use with 9mm airline fittings.