Aquarium Air Stone, Aquarium Air Stone, With Silent Control Valve, Super High Co2 Dissolved Oxygen Diffuser For Aquarium And Hydroponics (100 Mm)

[Silent Creating Small Dense Bubbles]This aquarium bubble stone can silently create a very dense cloud of small bubbles. If bubbles burst in the water, noise is reduced. Numerous small bubbles appear in the aquarium that create an iridescent curtain effect. [Dual Oxygen Dissolution Rates] Ideal for adding oxygen to your hydroponic system. Increase oxygen content, lower CO2 and increase PH value. [Easy to Use]2 Thanks to the suction cup, the air stone is firmly adsorbed on the tank. Durable, ideal for home, office, aquariums 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 can be adjusted via the control valve. [Buy 1 and Get 3 Free Accessories]This fantastic aquarium stone kit includes a nano disc, a 100mm air disc, a control valve and 2 suction cups. ...