20PCS Blue Sandstone Cylinder Shape Aquarium Aeration Bubble Stone Set Air Stone Kit Fish Tank Oxygen Pump Bubble Stones Airstones Diffuser

• Function -- The aquarium aeration bubble stone can increase oxygen levels, reduces carbon dioxide emissions, important instrument to successfully keep fish for respiration process.
• Application -- With a good air dispersion and filter, creates bubbles in fish tank while attached to an air pump. It keeps your fish healthy and adds beauty to your aquarium.
• Using range -- The air stone can be widely used in a variety of places, which is perfect accessories for aquarium.
• High quality material -- This aquarium sandstone is made of high quality material, which is sturdy, and have a long service life.
• Guarantee -- Quality checks strictly in every section during the fabrication. If you have any questions about our product, please contact us. We will be very happy to answer questions and resolve problems for you. 7/24 email support.

Specification: Condition: 100% Brand New Item Type: Bubble Stone Material: Sandstone Color: Blue Suitable for: Aquarium, Fish Tank Quantity: 20PCS Weight: Approx. 145g Single Length: Approx. 3.9cm/1.54inch Usage Instructions: 1. Connect the bubble stone with the supporting hose and connect the oxygen pump at the other end of the air pipe. 2. Soak this product in water for 15 minutes before use 3. Long time using, such as dirt blocking, bubble reduction, can be taken out to clean repeated use. Widely Used: 1. Sewage treatment plant aeration oxygen and as a stir to prevent large particles of sediment deposition, and can remove part of the organic matter 2. Fish pond(aquafarm) add oxygen to nutrient-rich water body in the environment and oxygenation in biological culture 3. Live fish and seafood are transported oxygenated 4. Aquarium (purifier) purification, filtration and water quality ozone sterilization and oxygenation 5. Other processes that require diffused air Package List: 20 x Bubble Stone