Aqua One Flexible Air Stone
Aqua One Flexible Air Stones are the perfect way to boost oxygen levels and water circulation in your aquarium. Their bendable, flexible design allows you to shape the air stone to suit any tank layout – whether straight along the back wall, curved around décor, or spiraled for a stunning bubble curtain effect.
- Improves oxygenation – essential for healthy fish and bacteria
- Flexible design – bend to fit corners, curves, or unique aquascapes
- Creates beautiful bubble effects – enhances tank appearance
- Durable construction – built to last, easy to connect to standard airline tubing
- Great for all aquariums – tropical, freshwater, and marine setups
| Specification | Detail |
|---|---|
| Material | Flexible silicone |
| Dimensions | Approx. 15 cm (length) – adjustable |
| Compatibility | Standard airline tubing (1/4 inch) |
| Color | Transparent with white accents |
FAQ
Can I use this air stone in a marine aquarium?
Yes, the Aqua One Flexible Air Stone is suitable for marine setups due to its durable construction and ability to enhance water circulation and oxygenation.
How do I attach the air stone to the airline tubing?
Simply connect the air stone to standard 1/4 inch airline tubing using the included connector. The flexible design allows for easy positioning once connected.
Is the air stone safe for fish?
Yes, the material is non-toxic and safe for fish. It does not release harmful substances and supports healthy water conditions.



Heather Tucker –
The flexible design fits perfectly in my 55-gallon tank. I curved it around the rocks and it creates a nice bubble curtain. My fish seem more active and the water looks clearer. Easy to install and lasts longer than the previous rigid stone I had.
Alison Blake –
Great for adding oxygen in a planted tank. I bent it to go behind the plants and it works well without blocking the view. The bubbles are consistent and the silicone doesn’t crack even after a few months of use.
Olivia Hunter –
I use this in both freshwater and marine tanks. The flexibility allows me to place it exactly where I need it. It’s durable and the bubbles are soft and steady, which helps with water movement.