The Marina 15cm air stone is ideal for adding bubble features to any aquarium. Simply connect the air stone to your airline tubing and place it in the desired location. Improves oxygen content and circulation vital for healthy aquarium conditions.
The air stone diffuses air to accelerate oxygen replenishment
Helps release carbon dioxide build-up
As the bubbles rise they create water movement
Increases surface agitation
Size: 15 cm / 6 in