Good aeration is important for the aquariums. Aquarium Round Air Stones creates bubbles that provide aeration in the water. It is made up of high-grade materials that are completely safe for the fish tanks. It is chemically cleaned so that it neither creates any harm to the water chemistry nor gets damaged in the water. With the gas output of 15 liters per minute, Aquarium Round Air Stones AS-03 becomes one of the best accessories for the aquariums. It is 4 inches in diameter.
How to use:
Attach airline tubing to air disk and place in the aquarium. Allow air disk to soak for 15 minutes before turning on the air supply. After some time, algae might build up that cause reduced airflow. Remove from the aquarium and clean surface with a stiff brush. For best operation, allow air stone to bury half unit below gravel to prevent revealing.