Aquarium Disc Bubbler 4cm Bubble Release Tool Round Oxygen Diffuser…

Small airstone disc: Each disc measures 4 x 1.8(cm) and weighs 28.3g. Tiny but well constructed for continuous bubbling. Ideal for fish tanks, DWC systems and small ponds.Medium Bubbles: Air stone discs produce a good amount of dense bubbles. A great way to increase oxygen solubility in your aquariums and enliven aquatic life.Regular production: Jet volume: 2 L/min; Recommended power for air pump: 2-4 W; Standard inner diameter air hose: 4-6mm. Efficient bubblers for constant air diffusion.Reliable material: Made of mineral material and sintered at high temperature, it will not affect the health of your fish. Contributes to the healthy growth of your fish or roots.Easy to use: Soak the stone in water for one hour before using. Clean it regularly with a brush, as it becomes clogged after weeks or months of use.