The Marina airstone is ideal for adding accents in any aquarium. The airstone diffuses air, creating water movement. Simply connect the airstone to your airline tubing and place it in the desired location.

• Increase surface agitation
• Accelerates oxygen replenishment
• Help release carbon dioxide build-up
• Air stone for aquarium use.
• Aerates, Circulates and Decorates
• Safe for Fresh and Salt Water applications. 6"