Direction For Use :-

1) connect the air stone with air tube.

2) soak in the water for 15 minutes before use.

3) Its durable and be used for a long time.When it is clogged with dirt or producing bubbles with low quantity ,please wash it for re-used.

• Features & details

• Design : Round;
• material : stone.
• Round diameter: 2.5 inch;
• air tube port
• outer dia : 4-5mm.
• Dimensions : 2.5 inch
• color : multicolor.
• Weight : 400g;
• package : 6 pcs air stone
• Fit for freshwater, saltwater aquarium and hyonic use. Widely used to increase the dissolved oxygen level in the aquarium.
• Air stones allow the aquarium to create beautiful walls of bubbles that not only look good, but also help aerate and circulate the water.
• Instantly create a great deal of tiny bubbles that your fish will love. Creating a dramatic and funning mist of healthful bubbles in your aquarium.
• Evenly distributes fine bubbles through a super-porous, non-clogging wand. The bubble wall air diffuser makes a great addition to any aquarium and will add great movement to your tank. It is an important instrument to successfully keep aquatic fish for respiration process.