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ActiveAqua 4-inch air stone disc adds oxygen to your system water by dispersing millions of microbubbles per minute, increasing your nutrient circulation and overall system health. Simple and easy to install, just connect the diffuser’s barbed end to an air pump via silicon tubing, then place the diffuser near the bottom of your tank to use. Suction cups allow you to secure the airstone to the floor or walls of your tanks.
This is the best aeration stone on the market!
Soak the air stone in water for about 30 minutes before using to allow for better oxygen diffusion. After long-term usage, clean your stone regularly to run the bubble diffuser most effectively.