8 Inch Air Stone Grey Mineral Bubble Stone Bar Diffuser Bubbler Airstones for Air Pump, Aquarium, and Fish Tank

Key features

• Model: AWB-200; jetting volume: 10 L/min; recommended air pump power: > 4 W; standard ID airline tubing: 3/16 inch. Ideal for DWC buckets, fish tanks or aquariums.
• 2 Bubbles Effects: Produce a cascade of fine bubbles under less air input and medium bubbles under strong input. Both form a rectangle bubble wall to increase oxygen level in your aquarium.
• Stable in Water: Each bar measures 8" L x 1.5" W and weighs 2.7 oz. Come with an extra suction cup clip which keeps it lying steadily without floating in the water.
• Reliable Material: Compressed with sand and wrapped with a plastic base, it causes no effect to the health of your aquatics. Help keep fish or roots growing healthily.
• Easy to Use: Soak the stone completely in water for 1 hour before use. Clean it regularly with a brush as it gets clogged after weeks or months of usage.

Free shipping included. 30-day hassle-free returns.