SPECIFICATIONS

Usage: increase the air volume in water

Type: Fish

Tube Calibre: about 4/6/8/10mm

Origin: Mainland China

Model Number: VC721

Model Number: bubble air stone

Material: Gold steel sand

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: As picture
Material: hard gold steel sand
Item Size: Approx. Dia. 4cm/5cm/6cm/7cm/8cm/10cm
Package include: Only 1*air bubble stone (no tubes)
Suitable for inner diameter 4mm soft tube
For another kind of aquarium air stone, please click Round Aquarium Air Stone

Note:
-Soak in water for 15 minutes before use.
-For long-term use, if there is dirt blockage, and the bubbles is reduced, please take it out of the fish tank and wash it again and again.The air stone can be used repeatedly.

Notes:
Due to the difference between different monitors, the pictures may not reflect the actual color of the item.Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.Please leaving a message before you give the bad feedback, if the products have some problems.Thanks for your understandings.