【Note 1】: Soak in water for 15 minutes before use;
【Note 2】: Long-term use, if there is dirt blocking, when the air bubbles are reduced, you can take out the cleaning and use it repeatedly.
【Note 3】: Used with air pump of 2W and above;
【Features】: With the oxygen pump out of the air, it is convenient to effectively integrate the air into the water to produce a bubble curtain.
Description
If you are interasted in aquatic animals, you must have a sandstone that is designed to allow the air to gradually diffuse into the tank and provide oxygen for the fish's breathing.