[Recyclable Materials] - Aquarium bubbler High-temperature sintered bubbles from high-temperature sintering, which differs from the properties of the general blow and the durable material, use replacement part for a long time. [Long Period] - Aquarium bubbler replacement part It can be used longer, if sufficient, if you frequently clean the dispersion surface of the tool. The 2 connection settings on the head allow easy connection with a smooth head port. [As a tool to use] - Aquarium bubbler immerse the dispersion briefly in the water. To connect the air hose and horizontally. Need to buy another air pump, the trachea is used together. [Compressed Material] - Aquarium air diffuser air stone aquarium bubbler replacement part for aquarium This aquarium air stone is made of high-quality materials. These air discs use FEIN compressed material, so that the bubbles become small.