Fish Tank Aquarium Air Refiner, Nano Bubble Stone Oxygen Pump Disk, Gravel Diffuser for Better Dissolved Oxygen, Reusable Air Stone for Low - Pressure Pumps (N-200)

This is a gas disk for fish tank and aquarium. High quality gravel material, solid and durable. Reusable and easy to clean. Grade nano material, ensures smaller bubbles and better dissolved oxygen, make fishes living environment more comfortable and natural. It is also a wonderful tool for increasing oxygen and renew fish tank air.Features:High quality gravel material, solid and durable. Simple design, easy to use. Eco-friendly: Reusable and washable easy to clean. A wonderful tool for increasing oxygen and renew fish tank air. Suitable for low press pump, smaller bubbles slowly rise up, bringing a fantastic visual enjoyment. Grade nano material, ensures smaller bubbles and better dissolved oxygen, make fishes living environment more comfortable and natural.Specification:Condition: Brand newMaterial: GravelColor: WhiteSize: Approx. C-50 7 x 2.5cm/ 2.8 x 1.0in C-100 13 x 2.5cm/ 5.1 x 1.0in C-150 15.6 x 2.5cm/ 6.1 x 1.0in C-200 22 x 2.5cm/ 8.7 x 1.0inPackage list:1 * Nano Bubble DiskNote:Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures.

• Nano Bubble Technology: This fish tank aquarium air refiner uses grade nano material to produce ultra-fine bubbles that dissolve more oxygen into the water, creating a healthier and more natural living environment for your fish while enhancing visual appeal with a gentle, rising bubble stream.
• High-Quality Gravel Construction: Made from solid and durable gravel material, this nano bubble stone oxygen pump disk resists clogging and wear, ensuring long-lasting performance in both freshwater and saltwater tanks without degrading over time.
• Ideal for Multiple Users: Perfect for aquarium hobbyists, pet owners, and aquaculture setups, this air refiner works efficiently with low-pressure air pumps to support fish health, promote beneficial growth, and refresh stagnant tank water quietly and effectively.
• Eco-Friendly and Easy Maintenance: The reusable and washable design of this fish tank air disk makes cleaning simple—just rinse under water to restore airflow. Its eco-friendly material reduces waste and supports sustainable aquarium care practices.
• Compact and Versatile Sizing: Available in multiple sizes (C-50 to C-200), this oxygen increasing air refiner fits various tank setups. Package includes 1 x nano bubble disk; note slight size variations may occur due to manual measurement.