Air Stone Rectangular 15cm. The air stone is ideal for adding accents in any aquarium the air stone diffuses air, creating water movement. The air stone also increases surface agitation, accelerates oxygen replenishment and helps release carbon dioxide build-up. Simply connect the air stone to your airline tubing and place it in desired location.
Durable air stone diffuses water in every direction, Creates a dazzling underwater scene, increases surface agitation,Accelerates oxygen replenishment, Helps release CO2 buildup