It produces fine bubbles making it efficient in the replacement of Oxygen in fish ponds, tanks, or hydroponic systems.

A great way to properly aerate a home aquarium.  It creates a circle of bubbles that increases oxygen levels, lower CO2, and raises pH to helps keep healthy fish. The bubble streams also creates a nice visual effect on the water making your aquarium much more relaxing and unique. 

Features: 

- Brand new and high quality.

- High-temperature sintering bubble stone, unlike the general commercial bubble stone. It can be repeatedly washed, and for long term use.

- Comes in a pack of 6.

Total length: 3.25 inches (including the air stone and nozzle) 2.375" in diameter x 0.5"H