Aquarium Air Refiner High Dissolved Quiet Adjustable Fish Tank Nano Air Stone Disc with Double Suction Cups L White

Feature: 1. High Temperature Sintering: High temperature sintered white corundum sand is stronger and more durable, breathable, long lasting use without damage. 2. Double Suction Cups: This aquarium air stone disc is designed with double suction cups, not easy to fall off, firm and durable. 3. Small and Clear: Aquarium air refiner is exquisite and small, does not take up space in the tank, clear, can be integrated with the aquatic plants. 4. Adjustable Air Volume: Nano bubble stone air refiner has an adjustable valve to adjust the air volume. Operates at less than 20 decibels. 5. High Dissolved Oxygen: Fish tank air stone disc has high dissolved oxygen, avoid splashing and very low vibration to the water body. Specification: Item Type: Aquarium Air Refiner Material: Acrylic Size: Total Height: Approx. 7cm 2.8in Suction Cup Diameter: Approx. 2.5cm 1.0in Disc Diameter: Approx. 8.5cm 3.3in Total Length: Approx. 11cm 4.3in Disc Height: Approx. 3cm 1.2in Connecting Air Tube: Approx. 4mm 0.16in. Package List: 1 x Aquarium Air Refiner1 x Regulating Valve2 x Suction Cups Note: Please allow some errors due to manual measurement.