Features:
Ozone aerated stone, bubble stone, using super hard gold steel sand, after high temperature sintering, good gas diffusion, good filterability, ozone resistance, corrosion.

Increase oxygen levels, lower CO2 and raise PH, creates water currents

It is an important instrument to successfully keep aquatic fish for respiration process.

Durable, can be reused and washed repeatedly.

Creates bubbles in fish tank while attached to an air pump(air pump and air tube is not included).

Specifications:
Color: White
Material:hard gold steel sand
Item Size:Approx. dia. 5cm, Dia. 10.8cm

Package include: Only 1*air bubble stone Or 1* ari bubble stone with parts (Tubes Not included in the package)
Suitable for inner diameter 4mm soft tube,The tubes need to purchase separately

Note:
-Need to connect the air pump for use
Because this bubble stone has very delicate bubbles, it is recommended to connect a high-power air pump for the first use.
-Soak in water for 15 minutes before use.
-For long-term use, if there isdirt blockage, and the bubbles is reduced, please take itout of the fish tank and wash itagain and again.
-The air stone can be used repeatedly.

1.The size is measured by hands, there may be some deviation, but it does not affect the use.Please read the product size on the details page carefully before purchasing. Thank you.
2.Due to the different ambient light and different display device settings,there may be some deviations between the pictures you see and the items themselves. Please understand.