Homieco Aquarium Air Stone, Bubble Stone Ultra Silent for Aquarium, Fish Tank Diffuser, Oxygen Diffusers and Hydroponic

It makes a super-fine bubble stream, the Air stone release air bubbles smaller, denser, more uniform,help fish swim happily in aquarium,fish tank,koi pond. Disc-shaped for optimal air diffusion and steady. The non-toxic material also keeps fish safe and healthy. Air stone is heavy enough to stay at the bottom and the air stone does not float up. Push out amounts of smaller and denser smooth bubbles than others, when the bubbles burst into the water, the sound is quieter. It can creat the atomization effect. Adds oxygen circulation to your aquarium and when added to a hydroponic growing system, it energizes the growing solution while aerating and circulating nutrients.