1. Efficient Oil Film Removal: Specifically designed to remove the oil film on the water surface of the aquarium, it keeps the water surface clean, enables better contact between the water body and the air, and promotes gas exchange. 2. Adapt to Filter Bucket: It can perfectly match the filter bucket pipe of the CO2 aquatic plant tank. Installed at the inlet of the filter bucket, it does not affect the normal operation of the filtration system and realizes the function of removing the oil film at the same time. 3. Advantages of Glass Water Inlet and Outlet: The water inlet and outlet are made of glass material, which has good transparency, is convenient for observing the water flow situation, and the glass material is corrosion - resistant, ensuring long - term stable use.