Carefree Fish Aquarium Nano Air Stone Disk Fish Tank Bubble Stone Disc 2/4/6/8 Inch

Quality Nanomaterials:Our disc is a real disc made of nanoscale material.Bubbles are more subtle and more stable.ABS+ceramic material resistant to acid and alkali the surface of the disc is smooth and delicate is gentle with fish a faithful companion who cannot harm the fish Buy one and get seven(six wall control accessories):14 inch air stone+1check valve+1copper regulator+1Y-connector+18 to 4 connectors+2suction cups(Does not include air pump or oxygen tube)If the outgassing of nano air stone is weak please use a higher-power air pump. Before use let air stone to maintain 45 degrees the air inlet in the upper into the water soak for 12 hours.Then connected to the air pump to use will get the best results.If uneven air flow occurs please see the detailed instructions on the package or the solution below the sales page. Usage:If the air is uneven connect the air pipe to the airstone and place it in water.Suck the air tube allowing water to enter the trachea through an air stone and then use an air pump.If not the best repeat several times to get the best result. Recycling: Clean bubble stone once or twice a month to get better effluence and prolong the service life of the bubble stone and air pump.