13.8 Inch Aquarium Air Bubble Bar, Aquarium Bubble Curtain Wall, High Dissolved Oxygen Diffuser Fish Tank Bubbler for Freshwater Saltwater Hydroponics

This aquarium bubbler uses fine bubble aeration technology to produce ultra-fine bubbles that stay suspended longer in the water, helping improve oxygen levels for fish and aquatic plants. The bubble bar features evenly distributed air holes for consistent bubble output and quiet operation, suitable for both freshwater and saltwater aquariums. Made from durable PVC and ABS materials, the self-sinking diffuser is designed to stay at the bottom of the tank for steady placement.It supports water movement and adds a decorative look to the aquarium.The complete kit includes an air bubble strip, 2 m air tube, suction cup, check valve, T-connector, and air control valve for easy installation.Package includes: 1 x Micro-pressure Bubble Strip, 1 x 2m Oxygen Tube, 1 x Tube Suction Cup, 1 x Check Valve, 1 x Tee Connector, 1 x Air Control ValveAvailable sizes: 9.84 in and 13.77 in.

• Two Size Options & Broad Compatibility: Available in 25 × 2.5 × 1.8 cm and 35 × 2.5 × 1.8 cm (9.8 / 13.8 in). The all-black, low-profile design blends into most aquarium backgrounds and creates a dense, uniform bubble curtain. Suitable for many freshwater and seawater tanks.
• Weighted Sink Design & PVC+ABS Construction: Made of PVC and ABS, this aquarium bubble bar is designed with added weight to sink to the bottom and stay in place with less floating or shifting. Suitable for freshwater and saltwater aquariums, with a sturdy build for long-term use.
• Micro-Pressure Diffuser & Fine Bubbles: Uses micro-pressure diffuser cotton to create fine, mist-like bubbles with longer hanging time. Designed for low-noise operation and to help improve aeration in the tank. Evenly distributed air outlets support consistent bubble output.
• Aeration and Decorative Effect: Helps promote water movement while adding visual interest to freshwater or saltwater aquariums.
• Accessory Kit Included: Includes 1 bubble bar, 2 m airline tubing, 1 suction cup, 1 check valve, 1 tee connector, and 1 airflow control valve. Connect to an air pump (not included) for quick setup and airflow adjustment; the check valve helps reduce water backflow.