hygger Aquarium Air Stone, Fish Tank Bubbler, Nano Furnace Flue Round Stone Disk, Small Bubbles and High Dissolved Oxygen, with 2 Suction Cups, 1 Adjust Valve, 1 Check Valve (2 Inch)
- ...an others, when the bubbles burst into the water, the sound is quieter. It can creat the atomization effect and bubble beams will make your aquarium like a fairyland.
- 【Weighs enough to sink】 5.2oz/150g, easily sits on the bottom without suction cup. The diameter of air diffuser area is 2 inch, not including the plastic border. Suitable for freshwater and saltwater.
- 【Driven by 2W or larger wattage air pump】 the 2 inch airstone is compatible with 4mm airline tube, the output air flow is 1L/Min. Please NOTE the deeper you put the air stone under water, you may need use a larger wattage air pump to drive it..