boxtech Aquarium Nano Air Stone Fish Tank Ultra Silent Bubble Diffuser for Dissolved Oxygen, Used in Aquariums and Hydroponic Pumps (Y35)

【Silently creates small dense bubbles】This aquarium bubble stone can silently create a very dense cloud of small bubbles. When bubbles burst in the water, the noise is reduced. The aquarium creates many small bubbles that create a dazzling curtain effect. Double oxygen dissolution rate: excellent for adding oxygen to your hydroponic system. Increase the oxygen content, lower CO2 and increase the pH value. Easy to use: 2. Thanks to the suction cup, the air stone is firmly adsorbed to the tank. Durable, ideal for home, office aquarium, aquarium and hydroponic nutrient tanks. Adjustable: If you need a very dense cloud of small bubbles, please adjust the air pump by hand. The air volume of this nano aquarium bubbler can be adjusted via the control valve. Buy 1 and get 3 free accessories: This fantastic aquarium stone kit contains a nano disc, a 35 mm air disc, a control valve and 2 suction cups. Suitable for 11-58 litre aquarium and 1.5 to 3 W air pump. Note: Put the aquarium nano bubble stone into the water for one hour, and then connect the aquarium oxygen pump to use, the effect will be more ideal